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Ýêðàí 01.01. GSM ñåòü ÁÑ (áàçîâàÿ ñòàíöèÿ)-êîìïëåêñ ðàäèîïåðåäàþùåé àïïàðàòóðû îïåðàòîðà(ðåòðàíñëÿòîð îïåðàòîðà(ðåòðàíñëÿòîðû, û, ïðè¸ìî-ï Network - òåêóùèé êîä ñåòè. Ñîñòîèò èç MCC (mobile country code) -êîäà ñòðàíû, â êîòîðîé í R (roaming indicator) -èíäèêàòîð ìåæñåòåâîãî ðîóìèíãà. Åñëè óñòàíîâëåí Alarms.sis, áóäåò çâóê LAC (location area code) -êîä ëîêàëüíîé îáëàñòè ÁÑ, îáû÷íî ãðóïïà áàçîâûõ ñòàíöèé, îáñëóæèâàå ïîäðîáíåå Îäèí êîíòðîëëåð ìîæåò îáñëóæèâàòü è íåñêîëüêî LAC. Ìåíÿåòñÿ â òîì ÷èñëå è ïðè ñìåíå çîíû âíóò RAC (routing area code) -àíàëîã LAC, òîëüêî äëÿ gprs/edge ïîäðîáíåå ãðóïïà áàçîâûõ ñòàíöèé, îáñëóæèâàåìûõ îäíèì SGSN. LA ìîæåò âêëþ÷àòü â ñåáÿ íåñêîëüêî RA, íî ï CID (Cell ID) -èäåíòèôèêàòîð ñåêòîðà â ÁÑ, ïîäðîáíåå
ñîòà (íà ñêðèíå: 401-ÿ ÁÑ,
3é ñåêòîð)
×àùå âñåãî ÁÑ ñîñòîèò èç 3 (èëè 6, åñëè ÁÑ äâóõäèàïàçîííàÿ) ñåêòîðîâ, êîòîðûå ðàñïîëîæå Äëÿ tele2 è mts: íîìåðà ñåêòîðîâ 1-3 -äèàïàçîí 900, 4-6 -äèàïàçîí 1800; äëÿ beeline- íàîáî Âàðèàíòû äëÿ megafon nw: 1. Åñëè ÁÑ äâóõäèàïàçîííàÿ,
ëþáûìè ÷èñëàìè (6,
7,
8) îáîçíà÷àþò ñåêòîðà 900,
çàòå
2. Âàðèàíò äëÿ 2õ-äèàïàçîííûõ àíòåíí: xxx5 - 900 0° - 89° xxx6 - 1800 0° - 89° xxx7 - 900 90° - 179° xxx8 - 1800 90° - 179° xxx9 - 900 180° - 269° xxx0 - 1800 180° - 269° 1é ñåêòîð (Ñ-Ñ 900) ìîæåò íà÷èíàòüñÿ ñ ëþáîãî ÷èñëà Àçèìóòû ñåêòîðîâ ó Ìåãàôîí-Ìîñêâà: 1 - 900 0° - 89° 2 - 900 90° - 179° 3 - 900 180° - 269° 4 - 900 270° - 359° 6 - 1800 0° - 89° 7 - 1800 90° - 179° 8 - 1800 180° - 269° 9 - 1800 270° - 359° 5 è 0 - çàïàñíûå Äëÿ óâåëè÷åíèÿ åìêîñòè â ñåêòîð ìîãóò äîáàâëÿòüñÿ äîïîëíèòåëüíûå ïåðåäàò÷èêè (àíòåííû)- TRX, Çîíà (ðàäèóñ) îáñëóæèâàíèÿ ñîòû çàâèñÿò îò ìîùíîñòè, ïîäâîäèìîé ê àíòåííå, å¸ âûñîòû ïîäâåñà, Ïî ðàçìåðó çîíû ïîêðûòèÿ ñîòû ðàçäåëÿþòñÿ íà: Ìàêðîñîòà- ãëîáàëüíîå ïîêðûòèå gsm 900, R=1-35 êì, áîëüøàÿ âûñîòà ïîäâåñà àíòåíí, âûñîêàÿ âûõ Ìèêðîñîòà- ïîêðûòèå 1800 ìãö, â ãîðîäàõ, R=100-1000 ì. Ñòàâèòñÿ â ìåñòàõ íàèáîëüøåãî òðàôèêà. Ïèêîñîòà- R=1-100 ì, ïîêðûòèå âíóòðè ïîìåùåíèé, òîðãîâûõ öåíòðîâ BSIC (Base Station Identity Code, 0-64) -äîïîëíèòåëüíûé èäåíòèôèêàòîð cell id, ñëóæèò äëÿ Band - òåêóùèé äèàïàçîí ñîòû (9- 900 ìãö, 18- 1800 ìãö). 1800 èñïîëüçóåòñÿ äëÿ âûáîðêè åìêîñò Ch (channel) (channel) - íîìåð ÷àñòîòíîãî ÷àñòîòíîãî êàíàëà, êàíàëà, ñîîòâåòñòâóþùèé äàííîìó CellID CellID ïîäðîáíåå Íîìåð êàíàëà BCCH (øèðîêîâåùàòåëüíûé êàíàë, ïî êîòîðîìó ïåðåäàåòñÿ îñíîâíàÿ ñëóæåáíàÿ èíôîðìàöèÿ è ïàðàìåòðû äëÿ ôóíêöèîíèðîâàíèÿ àáîíåíòñêîãî îáîðóäîâàíèÿ â ñåòè) Íîìåðà êàíàëîâ:
1-124 -äèàïàçîí 900 ìãö GSM 512-885 (374 êàíàëà) -äèàïàçîí 1800 DCS 975-E23 (975-1023) -äèàïàçîí 900 ìãö E-GSM Äëÿ êàæäîãî îòäåëüíîãî ðåãèîíà îïåðàòîð ïîëó÷àåò â ñîîòâåòñòâèè ñ ëèöåíçèåé ñâîé íàáîð êàíàëî Ðàñïðåäåëåíèå êàíàëîâ ñåâåðî-çàïàäíûé ðåãèîí Íà íåêîòîðîì ðàññòîÿíèè äðóã îò äðóãà (÷åðåç íåñêîëüêî áñ) íîìåðà êàíàëîâ ïîâòîðÿþòñÿ, íî cel H (hopping) -íà ÁÑ âêëþ÷åí ÷àñòîòíûé õîïïèíã äëÿ çàùèòû îò èíòåðôåðåíöèè è óëó÷øåíèÿ êà÷åñòâà ïîäðîáíåå Ðàáîòàÿ â ãîðîäàõ â óñëîâèÿõ çàñòðîéêè, ñèãíàëû GSM ÷àñòî çàìèðàþò, ïåðåîòðàæàþòñÿ, íàêëàäûâà Ðàçäåëÿåòñÿ íà base band hopping è ñèíòåçèðîâàííûé (synthesizer hopping). Base band- òåëåôîí Type - òèï êàíàëà ïîäðîáíåå BCCH (broadcast control channel)- øèðîêîâåùàòåëüíûé êàíàë ñîòû, DL, äëÿ âñåõ òåëåôîíîâ ñîòû ï CBCH (cell broadcast channel)-øèðîêîâåùàòåëüíûé êàíàë, ðåæèì îæèäàíèÿ CCCH (common control channel)- ðåæèì îæèäàíèÿ AGCH (access grant channel)- çàïðîñ äîïóñêà ê ñåòè, äëÿ ðàñïðåäåëåíèÿ SDCC ê òåëåôîíó, ñîñòàâ SDCC - êàíàë ñëóæåáíîã íåãîëîñîâîãî îáìåíà ìåæäó òåëåôîíîì è ñåòüþ -äëÿ ÑÌÑ, location upda AFS (AMR Full Speed)-ïîëíîñêîðîñòíîé AMR Full Rate âî âðåìÿ ðàçãîâîðà AHS (AMR Half Speed) -ïîëóñêîðîñòíîé AMR Half Rate (âêëþ÷àåòñÿ ïðè ïåðåãðóçêå ñîòû, îäíà ñîòà PDTC (packet data traffic channel)- àêòèâíîå ïàêåòíîå ñîåäèíåíèå èëè ïîïûòêà GPRS attach NDRX (GPRS non-DRX mode)- ïàêåòíîå ñîåäèíåíèå ïðèîñòàíîâëåíî SEAR (search)-ïîèñê ñâîåé ñåòè NSPS (no service, power save) -îòñóòñòâèå ñåòè, òåëåôîí íå òðàòèò çàðÿä íà ñåòåâîé ìîäóëü Rx level (received level) - óðîâåíü ïðèíèìàåìîãî ïî äàííîìó êàíàëó ðàäèîñèãíàëà ïîäðîáíåå Èçìåðÿåòñÿ â «äåöèáåëëàõ ê ìèëëèâàòòó» (dBm). Ðàññ÷èòûâàåòñÿ ïî ôîðìóëå RxLev = 10lg Rx(ìÂò)/ Ãðàäàöèè óðîâíÿ ñèãíàëà (dBm): -30...-70 îòëè÷íûé óðîâåíü -70...-80 õîðîøèé -80...-90 ñðåäíèé -90...100 óäîâëåòâîðèòåëüíûé -100...-111 ïëîõîé Ïðè îòñóòñòâèè ïðåïÿòñòâèé ìåæäó ÁÑ è àáîíåíòîì Rx level óáûâàåò ïðîïîðöèîíàëüíî êâàäðàòó ðàñ Îáû÷íûå ïåðåäàò÷èêè íà ÁÑ èìåþò ïîðîã äîñòóïà àáîíåíòà -106 dbm, äëÿ ïîâûøåíèÿ ïîðîãà è íà ñå Tx level (transmitted power level) -óðîâåíü èçëó÷àåìîé òåëåôîíîì ìîùíîñòè, âî âðåìÿ ðàçãîâ ïîäðîáíåå Òàêæå ïîêàçûâàåòñÿ íà ýêðàíàõ 5.1-5.2, äëÿ êàæäîãî èç òàéì ñëîòîâ. Ñîîòíîøåíèå ê ìîùíîñòè *5 - 2 W (max ïî ñòàíäàðòó) *6 - 1.25 W *7 - 0.8 *8 - 0.5 *9 - 0.32 *10 - 0.20 *11 - 0.13 *12 - 80 mW ....... *19 - 3.2 mW Äëÿ 1800 ìãö: *0 - 1 W (max ïî ñòàíäàðòó) *1 - 0.64 W *2 - 0.4 *3 - 0.25 *4 - 0.16 *5 - 0.1 *6 - 0.064
*7 - 0.04 *8 - 25 mW ......... *15 - 1.0 mW Â ðåæèìå edge âûõîäíàÿ ìîùíîñòü 0.5w (900),
0.4w (1800)
TA (timing àdvance, 0-63) - âðåìåííÀÿ çàäåðæêà ðàñïðîñòðàíåíèÿ ñèãíàëà ïîäðîáíåå Ïîçâîëÿåò ïðèìåðíî óçíàòü ðàññòîÿíèå äî ÁÑ: ~ (ÒÀ õ 550) + 550 ì. Ñìîòðåòü íóæíî âî âðåìÿ ðàç Ìàêñèìàëüíàÿ ðàäèóñ îáû÷íîé ñîòû GSM 900/1800 - 35.4 êì (TA 63). Íà áåðåãàõ ìîðåé è â ïðèãðàí Rq (Rx quality) -êà÷åñòâî ñâÿçè ïðè ãîëîñîâîì âûçîâå (0-îòëè÷íîå êà÷åñòâî; 1-4 -ñðåäíåå êà÷åñ ïîäðîáíåå Rx quality -ïðîöåíò áèòîâûõ îøèáîê bit error rate. Õàðàêòåðèçóåò êà÷åñòâî ðå÷è è îáðûâû ñîåäè Íà âåðõíèõ ýòàæàõ çäàíèé ìîãóò ïðèíèìàòüñÿ íåñêîëüêî îäèíàêîâûõ êàíàëîâ, ïðè ýòîì áóäåò áîëüø Ñîîòíîøåíèå RXQ - BER 0 - BER ìåíåå 0.2% 1 - BER 0.2 - 0.4% 2 - BER 0.4 - 0.8% 3 - BER 0.8 - 1.6% 4 - BER 1.6 - 3.2% 5 - BER 3.2 - 6.4% 6 - BER 6.4 - 12.8% 7 - BER > 12.8% RLT: ýòîò ïàðàìåòð àêòèâåí òîëüêî â ðåæèìå ðàçãîâîðà. Êàê òîëüêî ïàðàìåòð RxQuality áóäåò ðàâ RLT (Radio Link Timeout) -òàéìåð äî îòñå÷êè ïðè ïîñòîÿííîì RxQ=7, îäíà åäèíèöà =0, 5 ñ Ch, Rx, C1, C2 - neighbor list (ïðàâàÿ ÷àñòü)- ïðèíèìàåìûå òåëåôîíîì ñîñåäíèå êàíàëû Rx - ñèëà èõ ñèãíàëîâ C1 - êðèòåðèé ïîòåðü íà ðàñïðîñòðàíåíèå ñèãíàëà, C1+RxL= ïîðîã äîñòóïà íà ñîòó â dBm. Ñ2 - êðèòåðèé ïåðåâûáîðà ñîò, ñîâïàäàåò ñ C1 íà áîëüøèíñòâå ñîò. Ïðåäïî÷òåíèå îòäàåòñÿ êàí --------------------------Ïàêåòíàÿ ïåðåäà÷à  ñåòè 2G ïðèîðèòåò îòäàåòñÿ ãîëîñîâîìó òðàôèêó, ïîýòîìó ðåñóðñû äëÿ ïàêåòíîé ïåðåäà÷è âûäåëÿ ×åì áîëüøå òàéì ñëîòîâ ñâîáîäíî è âûøå ñõåìà êîäèðîâàíèÿ, òåì âûøå áóäåò ñêîðîñòü ñêà÷èâàí TS DL/UL- êîëè÷åñòâî òàéì ñëîòîâ, çàäåéñòâîâàííûõ äëÿ ïàêåòíîé ïåðåäà÷è, îò ÁÑ ê òåëåôî Âîçìîæíûå êîìáèíàöèè: 1D 1U 2D 1U 3D 2U 4D 1U Ìàêñèìóì ñêîðîñòè ïðè çàãðóçêå áóäåò ïðè ñîîòíîøåíèè 4 + 1, ïðè îòïðàâêå ôàéëà - 3 + 2. Ïð GPRS CS (coding scheme) -ñõåìû êîäèðîâàíèÿ DL/UL ïðè ïðîñòîì gprs: 1, 2, 3, 4 EDGE MCS (modulating coding scheme) -ñõåìû êîäèðîâàíèÿ ïðè edge: 1, 2, 3, 4, 5, 6, 7, 8, 9, 3 ACK (acknowledge) -ïîäòâåðæäàåòñÿ ïåðåäà÷à (òàéìñëîò îòêðûò), xxxx - òàéìñëîò çàêðûò. Ïîêà BEP (EGPRS 8-PSK bit error probability) - ñðåäíåå çíà÷åíèå áèòîâûõ îøèáîê ïðè ïðèåìå/ïåðåäà÷å BTS Test -ôóíêöèÿ Execute (èç ýêðàíà 01.12). Òåëåôîí öåïëÿåòñÿ çà ñîòó ñ íàèáîëüøèì óðîâíåì ñ Ââåäèòå íîìåð æåëàåìîãî ñîñåäíåãî êàíàëà ch. Åñëè íîìåð êàíàëà Exx, [!]Ïàðàìåòð C1 äëÿ ïðèâÿçêè äîëæåí áûòü íåîòðèöàòåëüíûì è íå ERR, BTS test OFF (îòâÿçêà) - ââîä 3333 èëè ïåðåçàãðóçêà. --------------------------------
òî âìåñòî E íàäî ââîäè èíà÷å ïîñàäêà íà êàíàë í
Ýêðàí 01.02. Ïðè äîñòóïíîñòè UMTS ñåòè Neighbour cell Îïðåäåëåíèå äîñòóïíîñòè 3G. Åñëè îïåðàòîð ïîääåðæèâàåò 3G, òî â ýòîì ýêðàíå áóäåò ïîêàçûâàòü Active cells - êîëè÷åñòâî àêòèâíûõ ñîò 3G
Intra cells- êîëè÷åñòâî âèäèìûõ òåëåôîíîì ñîñåäíèõ ñîò 3G, íà êîòîðûå îí ìîæåò ïåðåêëþ÷èòüñÿ. Undetected - êîëè÷åñòâî âèäèìûõ ñîò 3G, ñèëà ñèãíàëà êîòîðûõ íàñòîëüêî ìàëà, ÷òî òåëåôîí í Inter 1, 2 freq, Inter1, 2 freq undetected - ñîîòâåòñòâóþùèå ñîòû âòîðîé è òðåòüåé ÷àñòîò int Cell reselection -åñëè òåëåôîí ïðûãàåò èç ðåæèìîâ GSM/UMTS â ðåæèìå îæèäàíèÿ, çäåñü áóäåò Òåëåôîí â ðåæèìå 3G: State - ãëîáàëüíîå ñîñòîÿíèå RRC. Out of zone (00Z) -âíå çîíû 3G; SEARCHINGCELL -ïîèñê ñîò 3G PLMN (public land mobile network) -êîä âûáðàííîé ñåòè 3G (åñëè ðîäíàÿ ñåòü 3G ñëèøêîì ñëàáàÿ, Search - òèï ïîèñêà 3G ñîò (Newcell, Interr) Trigger- òèï ïåðåêëþ÷åíèÿ ïðè âûáîðå ñîò (L1 trig, MM, IntRat) Freq - âûáðàííàÿ íåñóùàÿ SCR - ñêðàìáëèíã êîä Force protocol between GSM and UMTS -ôóíêöèÿ Execute (èç ýêðàíà 81.01). Áûñòðîå ïåðåêëþ÷åíèå [!]Åñëè âêëþ÷åí BTS test, òåëåôîí íå ñìîæåò ïåðåéòè â UMTS -----------------------------Ýêðàí 01.03 UMTS ñåòü Freq (10687)- ÷àñòîòíûé êàíàë, ïîëó÷åííûé ïóòåì óìíîæåíèÿ íåñóùåé â Ìãö íà 5, ÷òîáû íå áûëî ä ïîäðîáíåå Íåñóùèå îïåðàòîðîâ ÐÔ: ìåãàôîí 1. 10687 2. 10663(10662) 3. 10638 åñëè íà ÁÑ ïëàíèðóåòñÿ èñïîëüçîâàòü òîëüêî 2 íåñóùèå, âòîðîé ñòàâèòñÿ 10638 áèëàéí 1. 10788 2. 10813 3. 10836 ÌÒÑ 1. 10762 2. 10738 3. 10713 UMTS FDD 2100 èñïîëüçóåò ÷àñòîòíûé äèàïàçîí DL 2112.4-2167.6 MHz (íåñóùèå 10562-10838). Ðàçäå Äèàïàçîí UMTS 900: íåñóùèå 2937-3088.  ðåæèìå umts 900 ðàäèóñ äåéñòâèÿ ÁÑ â 2-4 ðàçà áîëüøå ïîäðîáíåå RSSI (receive signal strength indicator) -óðîâåíü ñèãíàëà ýòîé íåñóùåé ÷àñòîòû, äëÿ ïåðåâî RSCP (receive signal code power)- óðîâåíü ñèãíàëà ñîòû (RSSI íåñóùåé + EcNO. Íà ñêðèíå: RSCP Ñðåäíèé áëîê- ñîñåäíèå ñîòû ÷àñòîòû intra â ïîðÿäêå óáûâàíèÿ ïî êà÷åñòâó EcNo (èç ýêðàíà 41.1 Stat -ñòàòóñ ñîòû: a-active, íà êîòîðîé ñèäèò òåëåôîí; m- ìîíèòîðèìàÿ ñîòà, íà êîòîðóþ SCR (scrambling code, 0-511) -èäåíòèôèêàòîð ñîòû (àíàëîã BSIC â GSM) ïîäðîáíåå Ïðèíöèï êîäîâîãî ðàçäåëåíèÿ êàíàëîâ ìîæíî ïîÿñíèòü íà ñëåäóþùåì ïðèìåðå. Ïðåäïîëîæèì, ÷òî âû ñèäèòå â ðåñòîðàíå. Çà êàæäûì ñòîëèêîì íàõîäèòñÿ äâà ÷åëîâåêà. Îäíà ïàðà Òàê æå è â ñòàíäàðòå WCDMA ïåðåäàâàåìàÿ â ýôèðå èíôîðìàöèÿ îò áàçîâîé ñòàíöèè ê ìîáèëüíîé èëè  WCDMA ýòî îðãàíèçîâàíî çà ñ÷åò ïðèìåíåíèÿ êîäèðîâàíèÿ ïåðåäàâàåìûõ äàííûõ, åñëè òî÷íåå, òî  îòëè÷èå îò ñòàíäàðòà GSM, êîòîðûé èñïîëüçóåò TDMA (Time Division Multiple Access - ìíîãîñòà WCDMA (ìíîæåñòâåííûé øèðîêîïîëîñíûé äîñòóï ñ êîäîâûì ðàçäåëåíèåì) -ñèãíàëû èäóùèå â ýôèðå øóì À â ñòàíäàðòå GSM òàêîå íå ïîëó÷èòñÿ. Èç-çà òîãî, ÷òî GSM èçíà÷àëüíî ñàì óçêîïîëîñíûé. Øèðèíà EcNo (energy per chip/Noise)- ñîîòíîøåíèå ñèãíàë/øóì äëÿ äàííîãî SCR, ïîäðîáíåå
êëþ÷åâîé ïàðàìåòð,
Ñîîòíîøåíèå ïðèíèìàåìîé ýíåðãèè ñêðàìáëèíã êîäà îáñëóæèâàþùåé ñîòû ê ñïåêòðàëüíîé ïëîòíîñòè ò 1...6 îòëè÷íûé óðîâåíü 6...9 õîðîøèé
9...12 óäîâëåòâîðèòåëüíûé 12...15 ïëîõîé 15...18 î÷åíü ïëîõîé EcNo áîëüøå 18 -ïîòåðÿ ñâÿçè â ðåæèìå îæèäàíèÿ, áîëüøå 25 Äûõàíèå ñîòû: ýôôåêò ñòàðòóåò ïðè çàãðóæåííîñòè ñîòû ~50% n95_more_tx_power.zip Êðèòåðèè IRAT (inter radio access technology) Åñëè òåëåôîí îáñëóæèâàåòñÿ GSM è Force protocol=0: Ïåðåõîä 2G->3G (idle reselection) ñîñòîèòñÿ åñëè çíà÷åíèå Åñëè òåëåôîí îáñëóæèâàåòñÿ UMTS è Force protocol=0: Ïåðåõîä 3G->2G (idle reselection) ñîñòîèòñÿ åñëè çíà÷åíèå Õàíäîâåð 3G->2G: Ecno -15dBm, RSCP -100dBm
-ïîòåðÿ ñâÿçè ïðè âûçîâå. è áîëåå (EcNo ïîâûøàåòñÿ íà 3 dbm,
Ecno ïèëîòíîãî êàíàëà ìåíüøå èëè ðà Ecno ïèëîòíîãî êàíàëà áîëüøå èëè ðà
Ranking summary (ïîñåðåäèíå âíèçó)-÷åòûðå íàèëó÷øèå ïî RSCP ñîòû äëÿ âñåõ íåñóùèõ. Äîìàøíÿÿ ñîòà îòìå÷åíà çíà÷êîì W, ñîñåäíÿÿ- w, ñîñåäíÿÿ GSM - g. Ïðî÷åðê- äàííûå íåäîñò Ïðè ïåðåõîäå èç 3G â 2G, âìåñòî freq ïîêàæåòñÿ íîìåð êàíàëà gsm, íà êîòîðûé ñÿäåò òåëåôîí, TxPw (transmitted power) -òåêóùàÿ ìîùíîñòü ïåðåäà÷è äëÿ uplink, äèàïàçîí -50...+21 dBm.( + SIR - (signal to interference ratio) - òåêóùåå ñîîòíîøåíèå ñèãíàë/èíòåðôåðåíöèÿ äëÿ downlink SF (spreading factor, 8-256)- ôàêòîð ðàñøèðåíèÿ ñïåêòðà, ïðè àêòèâíîì ñîåäèíåíèè 3G ïîäðîáíåå Ïîêàçûâàåò îòíîøåíèå òàêòîâ CDMA ê áèòàì äàííûõ. ×åì íèæå- âûøå ñêîðîñòü DL/UL, ìåíüøå çàãðóæ 8 - 384 kbps 16- 128 kbps 32 -64 kbps 64 - 32 kbps 128 - 12.2 full rate voice 256 - 5.6 half rate voice Ïðè ïëîõèõ ðàäèîóñëîâèÿõ ìîæåò ïîâûøàòüñÿ äî 16-32 ïîäðîáíåå BER (TFCI bit error rate)- âåëè÷èíà áèòîâûõ îøèáîê ïðè äåêîäèðîâàíèè ïðèíÿòîãî ñèãíàëà (äëÿ ï BLER (block error rate) - êîëè÷åñòâî îøèáî÷íî äåêîäèðîâàííûõ ïðèíÿòûõ áëîêîâ, ïðè àêòèâíîì ñî Sync lost - ïîðîãîâûé ñ÷åò÷èê äëÿ BLER, ïðèáàâëÿåòñÿ íà åäåíèöó ïðè ñêà÷êå BLER áîëüøå 204 RNC (radio network controller) - óçåë, îáñëóæèâàþùèé ðåãèîíàëüíóþ ãðóïïó áàçîâûõ ñòàíöèé UMTS ïîäðîáíåå Àíàëîã BSC â 2G. Ìîæåò âêëþ÷àòü â ñåáÿ íåñêîëüêî LAC.  êðóïíûõ ãîðîäàõ íåñêîëüêî RNC. Íîìåð RNC ÿâëÿåòñÿ ñîñòàâíîé ÷àñòüþ cell id 3G. Ïðèìåð: cell id 6990357 (6AAA15 â hex âèäå). Íà áèëàéíå: íîìåð RNC (èëè ÷àñòü) ðàâåí àâòîìîáèëüíîìó êîäó ðåãèîíà Ïðè ïåðåêëþ÷åíèè ðåæèìîâ gsm-umts èíîãäà ìîæåò ïîêàçûâàòüñÿ íåïðàâèëüíî (îøèáêà âíóòðåííåãî ï -------------------------------Ïàðàìåòðû HSDPA (3.5G). Àêòèâàöèÿ/äåàêòèâàöèÿ- ñì. FAQ CQI (channel quality indicator, 0...31)- èíäèêàòîð êà÷åñòâà êàíàëà, àíàëîã BEP äëÿ EDGE Bit rate (0...7200) -òåêóùèé áèòðåéò â êáèò/ñ #codes (number of HS-SCCH channelization codes, 1...5-15)-÷èñëî êàíàëüíûõ êîäîâ hsdpa, BLER (block error rate, 0...100) -ïðîöåíò îøèáî÷íî ïðèíÿòûõ HS-DSCH ñóáôðåéìîâ ïî ñîîòíîøå BTS carrier lock -ôóíêöèÿ Execute (èç ýêðàíà 46.06). Ïðèâÿçêà ê îäíîìó scrambling code (èëè s -åñëè íà scrambling code èñïîëüçóåòñÿ 2 èëè 3 íåñóùèõ, ïðèâÿçûâàòüñÿ íàäî ê òîé, ãäå ìåíüøå E -åñëè scr-êîäû ïðèíàäëåæàò ðàçíûì RAC, ñêîðîñòü ìîæåò ìîæåò áûòü âûøå íà òîì ãäå ìåíüøå íàãðó Äëÿ ïðèâÿçêè ââåäèòå ÷àñòîòó (Freq) è íîìåð SCR, íà êîòîðûå íàäî ñåñòü, â ôîðìàòå xxxxx Ïðèìåð: íóæíî ïðèâÿçàòüñÿ ê SCR 267. Ââîäèì: 1063800267 . Çäåñü 10638 - íóæíàÿ íåñóùàÿ, Ïîñëå ýòîãî íà äèñïëåå 01.02 íóæíî èçìåíèòü Force protocol ñ 0 íà 2. Åñëè óæå ñòîÿë 2,
00 òî
[!]Ïðèâÿçêà ê äðóãîìó scrambling code âîçìîæíà òîëüêî åñëè çíà÷åíèå EcNo íà íåì íå áîëåå 18. [!]Ïðèâÿçêà ðàáîòàåò òîëüêî åñëè force protocol=2 (umts only). Äëÿ îòâÿçêè ââåñòè 0000000000 (äåñÿòü íóëåé) è íà äèñïëåå 01.02 èçìåíèòü force protocol ñ 2 í
ñîòà (íà ñêðèíå: 401-ÿ ÁÑ,
3é ñåêòîð)
×àùå âñåãî ÁÑ ñîñòîèò èç 3 (èëè 6, åñëè ÁÑ äâóõäèàïàçîííàÿ) ñåêòîðîâ, êîòîðûå ðàñïîëîæå Äëÿ tele2 è mts: íîìåðà ñåêòîðîâ 1-3 -äèàïàçîí 900, 4-6 -äèàïàçîí 1800; äëÿ beeline- íàîáî Âàðèàíòû äëÿ megafon nw: 1. Åñëè ÁÑ äâóõäèàïàçîííàÿ,
ëþáûìè ÷èñëàìè (6,
7,
8) îáîçíà÷àþò ñåêòîðà 900,
çàòå
2. Âàðèàíò äëÿ 2õ-äèàïàçîííûõ àíòåíí: xxx5 - 900 0° - 89° xxx6 - 1800 0° - 89° xxx7 - 900 90° - 179° xxx8 - 1800 90° - 179° xxx9 - 900 180° - 269° xxx0 - 1800 180° - 269° 1é ñåêòîð (Ñ-Ñ 900) ìîæåò íà÷èíàòüñÿ ñ ëþáîãî ÷èñëà Àçèìóòû ñåêòîðîâ ó Ìåãàôîí-Ìîñêâà: 1 - 900 0° - 89° 2 - 900 90° - 179° 3 - 900 180° - 269° 4 - 900 270° - 359° 6 - 1800 0° - 89° 7 - 1800 90° - 179° 8 - 1800 180° - 269° 9 - 1800 270° - 359° 5 è 0 - çàïàñíûå Äëÿ óâåëè÷åíèÿ åìêîñòè â ñåêòîð ìîãóò äîáàâëÿòüñÿ äîïîëíèòåëüíûå ïåðåäàò÷èêè (àíòåííû)- TRX, Çîíà (ðàäèóñ) îáñëóæèâàíèÿ ñîòû çàâèñÿò îò ìîùíîñòè, ïîäâîäèìîé ê àíòåííå, å¸ âûñîòû ïîäâåñà, Ïî ðàçìåðó çîíû ïîêðûòèÿ ñîòû ðàçäåëÿþòñÿ íà: Ìàêðîñîòà- ãëîáàëüíîå ïîêðûòèå gsm 900, R=1-35 êì, áîëüøàÿ âûñîòà ïîäâåñà àíòåíí, âûñîêàÿ âûõ Ìèêðîñîòà- ïîêðûòèå 1800 ìãö, â ãîðîäàõ, R=100-1000 ì. Ñòàâèòñÿ â ìåñòàõ íàèáîëüøåãî òðàôèêà. Ïèêîñîòà- R=1-100 ì, ïîêðûòèå âíóòðè ïîìåùåíèé, òîðãîâûõ öåíòðîâ BSIC (Base Station Identity Code, 0-64) -äîïîëíèòåëüíûé èäåíòèôèêàòîð cell id, ñëóæèò äëÿ Band - òåêóùèé äèàïàçîí ñîòû (9- 900 ìãö, 18- 1800 ìãö). 1800 èñïîëüçóåòñÿ äëÿ âûáîðêè åìêîñò Ch (channel) (channel) - íîìåð ÷àñòîòíîãî ÷àñòîòíîãî êàíàëà, êàíàëà, ñîîòâåòñòâóþùèé äàííîìó CellID CellID ïîäðîáíåå Íîìåð êàíàëà BCCH (øèðîêîâåùàòåëüíûé êàíàë, ïî êîòîðîìó ïåðåäàåòñÿ îñíîâíàÿ ñëóæåáíàÿ èíôîðìàöèÿ è ïàðàìåòðû äëÿ ôóíêöèîíèðîâàíèÿ àáîíåíòñêîãî îáîðóäîâàíèÿ â ñåòè) Íîìåðà êàíàëîâ:
1-124 -äèàïàçîí 900 ìãö GSM 512-885 (374 êàíàëà) -äèàïàçîí 1800 DCS 975-E23 (975-1023) -äèàïàçîí 900 ìãö E-GSM Äëÿ êàæäîãî îòäåëüíîãî ðåãèîíà îïåðàòîð ïîëó÷àåò â ñîîòâåòñòâèè ñ ëèöåíçèåé ñâîé íàáîð êàíàëî Ðàñïðåäåëåíèå êàíàëîâ ñåâåðî-çàïàäíûé ðåãèîí Íà íåêîòîðîì ðàññòîÿíèè äðóã îò äðóãà (÷åðåç íåñêîëüêî áñ) íîìåðà êàíàëîâ ïîâòîðÿþòñÿ, íî cel H (hopping) -íà ÁÑ âêëþ÷åí ÷àñòîòíûé õîïïèíã äëÿ çàùèòû îò èíòåðôåðåíöèè è óëó÷øåíèÿ êà÷åñòâà ïîäðîáíåå Ðàáîòàÿ â ãîðîäàõ â óñëîâèÿõ çàñòðîéêè, ñèãíàëû GSM ÷àñòî çàìèðàþò, ïåðåîòðàæàþòñÿ, íàêëàäûâà Ðàçäåëÿåòñÿ íà base band hopping è ñèíòåçèðîâàííûé (synthesizer hopping). Base band- òåëåôîí Type - òèï êàíàëà ïîäðîáíåå BCCH (broadcast control channel)- øèðîêîâåùàòåëüíûé êàíàë ñîòû, DL, äëÿ âñåõ òåëåôîíîâ ñîòû ï CBCH (cell broadcast channel)-øèðîêîâåùàòåëüíûé êàíàë, ðåæèì îæèäàíèÿ CCCH (common control channel)- ðåæèì îæèäàíèÿ AGCH (access grant channel)- çàïðîñ äîïóñêà ê ñåòè, äëÿ ðàñïðåäåëåíèÿ SDCC ê òåëåôîíó, ñîñòàâ SDCC - êàíàë ñëóæåáíîã íåãîëîñîâîãî îáìåíà ìåæäó òåëåôîíîì è ñåòüþ -äëÿ ÑÌÑ, location upda AFS (AMR Full Speed)-ïîëíîñêîðîñòíîé AMR Full Rate âî âðåìÿ ðàçãîâîðà AHS (AMR Half Speed) -ïîëóñêîðîñòíîé AMR Half Rate (âêëþ÷àåòñÿ ïðè ïåðåãðóçêå ñîòû, îäíà ñîòà PDTC (packet data traffic channel)- àêòèâíîå ïàêåòíîå ñîåäèíåíèå èëè ïîïûòêà GPRS attach NDRX (GPRS non-DRX mode)- ïàêåòíîå ñîåäèíåíèå ïðèîñòàíîâëåíî SEAR (search)-ïîèñê ñâîåé ñåòè NSPS (no service, power save) -îòñóòñòâèå ñåòè, òåëåôîí íå òðàòèò çàðÿä íà ñåòåâîé ìîäóëü Rx level (received level) - óðîâåíü ïðèíèìàåìîãî ïî äàííîìó êàíàëó ðàäèîñèãíàëà ïîäðîáíåå Èçìåðÿåòñÿ â «äåöèáåëëàõ ê ìèëëèâàòòó» (dBm). Ðàññ÷èòûâàåòñÿ ïî ôîðìóëå RxLev = 10lg Rx(ìÂò)/ Ãðàäàöèè óðîâíÿ ñèãíàëà (dBm): -30...-70 îòëè÷íûé óðîâåíü -70...-80 õîðîøèé -80...-90 ñðåäíèé -90...100 óäîâëåòâîðèòåëüíûé -100...-111 ïëîõîé Ïðè îòñóòñòâèè ïðåïÿòñòâèé ìåæäó ÁÑ è àáîíåíòîì Rx level óáûâàåò ïðîïîðöèîíàëüíî êâàäðàòó ðàñ Îáû÷íûå ïåðåäàò÷èêè íà ÁÑ èìåþò ïîðîã äîñòóïà àáîíåíòà -106 dbm, äëÿ ïîâûøåíèÿ ïîðîãà è íà ñå Tx level (transmitted power level) -óðîâåíü èçëó÷àåìîé òåëåôîíîì ìîùíîñòè, âî âðåìÿ ðàçãîâ ïîäðîáíåå Òàêæå ïîêàçûâàåòñÿ íà ýêðàíàõ 5.1-5.2, äëÿ êàæäîãî èç òàéì ñëîòîâ. Ñîîòíîøåíèå ê ìîùíîñòè *5 - 2 W (max ïî ñòàíäàðòó) *6 - 1.25 W *7 - 0.8 *8 - 0.5 *9 - 0.32 *10 - 0.20 *11 - 0.13 *12 - 80 mW ....... *19 - 3.2 mW Äëÿ 1800 ìãö: *0 - 1 W (max ïî ñòàíäàðòó) *1 - 0.64 W *2 - 0.4 *3 - 0.25 *4 - 0.16 *5 - 0.1 *6 - 0.064
*7 - 0.04 *8 - 25 mW ......... *15 - 1.0 mW Â ðåæèìå edge âûõîäíàÿ ìîùíîñòü 0.5w (900),
0.4w (1800)
TA (timing àdvance, 0-63) - âðåìåííÀÿ çàäåðæêà ðàñïðîñòðàíåíèÿ ñèãíàëà ïîäðîáíåå Ïîçâîëÿåò ïðèìåðíî óçíàòü ðàññòîÿíèå äî ÁÑ: ~ (ÒÀ õ 550) + 550 ì. Ñìîòðåòü íóæíî âî âðåìÿ ðàç Ìàêñèìàëüíàÿ ðàäèóñ îáû÷íîé ñîòû GSM 900/1800 - 35.4 êì (TA 63). Íà áåðåãàõ ìîðåé è â ïðèãðàí Rq (Rx quality) -êà÷åñòâî ñâÿçè ïðè ãîëîñîâîì âûçîâå (0-îòëè÷íîå êà÷åñòâî; 1-4 -ñðåäíåå êà÷åñ ïîäðîáíåå Rx quality -ïðîöåíò áèòîâûõ îøèáîê bit error rate. Õàðàêòåðèçóåò êà÷åñòâî ðå÷è è îáðûâû ñîåäè Íà âåðõíèõ ýòàæàõ çäàíèé ìîãóò ïðèíèìàòüñÿ íåñêîëüêî îäèíàêîâûõ êàíàëîâ, ïðè ýòîì áóäåò áîëüø Ñîîòíîøåíèå RXQ - BER 0 - BER ìåíåå 0.2% 1 - BER 0.2 - 0.4% 2 - BER 0.4 - 0.8% 3 - BER 0.8 - 1.6% 4 - BER 1.6 - 3.2% 5 - BER 3.2 - 6.4% 6 - BER 6.4 - 12.8% 7 - BER > 12.8% RLT: ýòîò ïàðàìåòð àêòèâåí òîëüêî â ðåæèìå ðàçãîâîðà. Êàê òîëüêî ïàðàìåòð RxQuality áóäåò ðàâ RLT (Radio Link Timeout) -òàéìåð äî îòñå÷êè ïðè ïîñòîÿííîì RxQ=7, îäíà åäèíèöà =0, 5 ñ Ch, Rx, C1, C2 - neighbor list (ïðàâàÿ ÷àñòü)- ïðèíèìàåìûå òåëåôîíîì ñîñåäíèå êàíàëû Rx - ñèëà èõ ñèãíàëîâ C1 - êðèòåðèé ïîòåðü íà ðàñïðîñòðàíåíèå ñèãíàëà, C1+RxL= ïîðîã äîñòóïà íà ñîòó â dBm. Ñ2 - êðèòåðèé ïåðåâûáîðà ñîò, ñîâïàäàåò ñ C1 íà áîëüøèíñòâå ñîò. Ïðåäïî÷òåíèå îòäàåòñÿ êàí --------------------------Ïàêåòíàÿ ïåðåäà÷à  ñåòè 2G ïðèîðèòåò îòäàåòñÿ ãîëîñîâîìó òðàôèêó, ïîýòîìó ðåñóðñû äëÿ ïàêåòíîé ïåðåäà÷è âûäåëÿ ×åì áîëüøå òàéì ñëîòîâ ñâîáîäíî è âûøå ñõåìà êîäèðîâàíèÿ, òåì âûøå áóäåò ñêîðîñòü ñêà÷èâàí TS DL/UL- êîëè÷åñòâî òàéì ñëîòîâ, çàäåéñòâîâàííûõ äëÿ ïàêåòíîé ïåðåäà÷è, îò ÁÑ ê òåëåôî Âîçìîæíûå êîìáèíàöèè: 1D 1U 2D 1U 3D 2U 4D 1U Ìàêñèìóì ñêîðîñòè ïðè çàãðóçêå áóäåò ïðè ñîîòíîøåíèè 4 + 1, ïðè îòïðàâêå ôàéëà - 3 + 2. Ïð GPRS CS (coding scheme) -ñõåìû êîäèðîâàíèÿ DL/UL ïðè ïðîñòîì gprs: 1, 2, 3, 4 EDGE MCS (modulating coding scheme) -ñõåìû êîäèðîâàíèÿ ïðè edge: 1, 2, 3, 4, 5, 6, 7, 8, 9, 3 ACK (acknowledge) -ïîäòâåðæäàåòñÿ ïåðåäà÷à (òàéìñëîò îòêðûò), xxxx - òàéìñëîò çàêðûò. Ïîêà BEP (EGPRS 8-PSK bit error probability) - ñðåäíåå çíà÷åíèå áèòîâûõ îøèáîê ïðè ïðèåìå/ïåðåäà÷å BTS Test -ôóíêöèÿ Execute (èç ýêðàíà 01.12). Òåëåôîí öåïëÿåòñÿ çà ñîòó ñ íàèáîëüøèì óðîâíåì ñ Ââåäèòå íîìåð æåëàåìîãî ñîñåäíåãî êàíàëà ch. Åñëè íîìåð êàíàëà Exx, [!]Ïàðàìåòð C1 äëÿ ïðèâÿçêè äîëæåí áûòü íåîòðèöàòåëüíûì è íå ERR, BTS test OFF (îòâÿçêà) - ââîä 3333 èëè ïåðåçàãðóçêà. --------------------------------
òî âìåñòî E íàäî ââîäè èíà÷å ïîñàäêà íà êàíàë í
Ýêðàí 01.02. Ïðè äîñòóïíîñòè UMTS ñåòè Neighbour cell Îïðåäåëåíèå äîñòóïíîñòè 3G. Åñëè îïåðàòîð ïîääåðæèâàåò 3G, òî â ýòîì ýêðàíå áóäåò ïîêàçûâàòü Active cells - êîëè÷åñòâî àêòèâíûõ ñîò 3G
Intra cells- êîëè÷åñòâî âèäèìûõ òåëåôîíîì ñîñåäíèõ ñîò 3G, íà êîòîðûå îí ìîæåò ïåðåêëþ÷èòüñÿ. Undetected - êîëè÷åñòâî âèäèìûõ ñîò 3G, ñèëà ñèãíàëà êîòîðûõ íàñòîëüêî ìàëà, ÷òî òåëåôîí í Inter 1, 2 freq, Inter1, 2 freq undetected - ñîîòâåòñòâóþùèå ñîòû âòîðîé è òðåòüåé ÷àñòîò int Cell reselection -åñëè òåëåôîí ïðûãàåò èç ðåæèìîâ GSM/UMTS â ðåæèìå îæèäàíèÿ, çäåñü áóäåò Òåëåôîí â ðåæèìå 3G: State - ãëîáàëüíîå ñîñòîÿíèå RRC. Out of zone (00Z) -âíå çîíû 3G; SEARCHINGCELL -ïîèñê ñîò 3G PLMN (public land mobile network) -êîä âûáðàííîé ñåòè 3G (åñëè ðîäíàÿ ñåòü 3G ñëèøêîì ñëàáàÿ, Search - òèï ïîèñêà 3G ñîò (Newcell, Interr) Trigger- òèï ïåðåêëþ÷åíèÿ ïðè âûáîðå ñîò (L1 trig, MM, IntRat) Freq - âûáðàííàÿ íåñóùàÿ SCR - ñêðàìáëèíã êîä Force protocol between GSM and UMTS -ôóíêöèÿ Execute (èç ýêðàíà 81.01). Áûñòðîå ïåðåêëþ÷åíèå [!]Åñëè âêëþ÷åí BTS test, òåëåôîí íå ñìîæåò ïåðåéòè â UMTS -----------------------------Ýêðàí 01.03 UMTS ñåòü Freq (10687)- ÷àñòîòíûé êàíàë, ïîëó÷åííûé ïóòåì óìíîæåíèÿ íåñóùåé â Ìãö íà 5, ÷òîáû íå áûëî ä ïîäðîáíåå Íåñóùèå îïåðàòîðîâ ÐÔ: ìåãàôîí 1. 10687 2. 10663(10662) 3. 10638 åñëè íà ÁÑ ïëàíèðóåòñÿ èñïîëüçîâàòü òîëüêî 2 íåñóùèå, âòîðîé ñòàâèòñÿ 10638 áèëàéí 1. 10788 2. 10813 3. 10836 ÌÒÑ 1. 10762 2. 10738 3. 10713 UMTS FDD 2100 èñïîëüçóåò ÷àñòîòíûé äèàïàçîí DL 2112.4-2167.6 MHz (íåñóùèå 10562-10838). Ðàçäå Äèàïàçîí UMTS 900: íåñóùèå 2937-3088.  ðåæèìå umts 900 ðàäèóñ äåéñòâèÿ ÁÑ â 2-4 ðàçà áîëüøå ïîäðîáíåå RSSI (receive signal strength indicator) -óðîâåíü ñèãíàëà ýòîé íåñóùåé ÷àñòîòû, äëÿ ïåðåâî RSCP (receive signal code power)- óðîâåíü ñèãíàëà ñîòû (RSSI íåñóùåé + EcNO. Íà ñêðèíå: RSCP Ñðåäíèé áëîê- ñîñåäíèå ñîòû ÷àñòîòû intra â ïîðÿäêå óáûâàíèÿ ïî êà÷åñòâó EcNo (èç ýêðàíà 41.1 Stat -ñòàòóñ ñîòû: a-active, íà êîòîðîé ñèäèò òåëåôîí; m- ìîíèòîðèìàÿ ñîòà, íà êîòîðóþ SCR (scrambling code, 0-511) -èäåíòèôèêàòîð ñîòû (àíàëîã BSIC â GSM) ïîäðîáíåå Ïðèíöèï êîäîâîãî ðàçäåëåíèÿ êàíàëîâ ìîæíî ïîÿñíèòü íà ñëåäóþùåì ïðèìåðå. Ïðåäïîëîæèì, ÷òî âû ñèäèòå â ðåñòîðàíå. Çà êàæäûì ñòîëèêîì íàõîäèòñÿ äâà ÷åëîâåêà. Îäíà ïàðà Òàê æå è â ñòàíäàðòå WCDMA ïåðåäàâàåìàÿ â ýôèðå èíôîðìàöèÿ îò áàçîâîé ñòàíöèè ê ìîáèëüíîé èëè  WCDMA ýòî îðãàíèçîâàíî çà ñ÷åò ïðèìåíåíèÿ êîäèðîâàíèÿ ïåðåäàâàåìûõ äàííûõ, åñëè òî÷íåå, òî  îòëè÷èå îò ñòàíäàðòà GSM, êîòîðûé èñïîëüçóåò TDMA (Time Division Multiple Access - ìíîãîñòà WCDMA (ìíîæåñòâåííûé øèðîêîïîëîñíûé äîñòóï ñ êîäîâûì ðàçäåëåíèåì) -ñèãíàëû èäóùèå â ýôèðå øóì À â ñòàíäàðòå GSM òàêîå íå ïîëó÷èòñÿ. Èç-çà òîãî, ÷òî GSM èçíà÷àëüíî ñàì óçêîïîëîñíûé. Øèðèíà EcNo (energy per chip/Noise)- ñîîòíîøåíèå ñèãíàë/øóì äëÿ äàííîãî SCR, ïîäðîáíåå
êëþ÷åâîé ïàðàìåòð,
Ñîîòíîøåíèå ïðèíèìàåìîé ýíåðãèè ñêðàìáëèíã êîäà îáñëóæèâàþùåé ñîòû ê ñïåêòðàëüíîé ïëîòíîñòè ò 1...6 îòëè÷íûé óðîâåíü 6...9 õîðîøèé
9...12 óäîâëåòâîðèòåëüíûé 12...15 ïëîõîé 15...18 î÷åíü ïëîõîé EcNo áîëüøå 18 -ïîòåðÿ ñâÿçè â ðåæèìå îæèäàíèÿ, áîëüøå 25 Äûõàíèå ñîòû: ýôôåêò ñòàðòóåò ïðè çàãðóæåííîñòè ñîòû ~50% n95_more_tx_power.zip Êðèòåðèè IRAT (inter radio access technology) Åñëè òåëåôîí îáñëóæèâàåòñÿ GSM è Force protocol=0: Ïåðåõîä 2G->3G (idle reselection) ñîñòîèòñÿ åñëè çíà÷åíèå Åñëè òåëåôîí îáñëóæèâàåòñÿ UMTS è Force protocol=0: Ïåðåõîä 3G->2G (idle reselection) ñîñòîèòñÿ åñëè çíà÷åíèå Õàíäîâåð 3G->2G: Ecno -15dBm, RSCP -100dBm
-ïîòåðÿ ñâÿçè ïðè âûçîâå. è áîëåå (EcNo ïîâûøàåòñÿ íà 3 dbm,
Ecno ïèëîòíîãî êàíàëà ìåíüøå èëè ðà Ecno ïèëîòíîãî êàíàëà áîëüøå èëè ðà
Ranking summary (ïîñåðåäèíå âíèçó)-÷åòûðå íàèëó÷øèå ïî RSCP ñîòû äëÿ âñåõ íåñóùèõ. Äîìàøíÿÿ ñîòà îòìå÷åíà çíà÷êîì W, ñîñåäíÿÿ- w, ñîñåäíÿÿ GSM - g. Ïðî÷åðê- äàííûå íåäîñò Ïðè ïåðåõîäå èç 3G â 2G, âìåñòî freq ïîêàæåòñÿ íîìåð êàíàëà gsm, íà êîòîðûé ñÿäåò òåëåôîí, TxPw (transmitted power) -òåêóùàÿ ìîùíîñòü ïåðåäà÷è äëÿ uplink, äèàïàçîí -50...+21 dBm.( + SIR - (signal to interference ratio) - òåêóùåå ñîîòíîøåíèå ñèãíàë/èíòåðôåðåíöèÿ äëÿ downlink SF (spreading factor, 8-256)- ôàêòîð ðàñøèðåíèÿ ñïåêòðà, ïðè àêòèâíîì ñîåäèíåíèè 3G ïîäðîáíåå Ïîêàçûâàåò îòíîøåíèå òàêòîâ CDMA ê áèòàì äàííûõ. ×åì íèæå- âûøå ñêîðîñòü DL/UL, ìåíüøå çàãðóæ 8 - 384 kbps 16- 128 kbps 32 -64 kbps 64 - 32 kbps 128 - 12.2 full rate voice 256 - 5.6 half rate voice Ïðè ïëîõèõ ðàäèîóñëîâèÿõ ìîæåò ïîâûøàòüñÿ äî 16-32 ïîäðîáíåå BER (TFCI bit error rate)- âåëè÷èíà áèòîâûõ îøèáîê ïðè äåêîäèðîâàíèè ïðèíÿòîãî ñèãíàëà (äëÿ ï BLER (block error rate) - êîëè÷åñòâî îøèáî÷íî äåêîäèðîâàííûõ ïðèíÿòûõ áëîêîâ, ïðè àêòèâíîì ñî Sync lost - ïîðîãîâûé ñ÷åò÷èê äëÿ BLER, ïðèáàâëÿåòñÿ íà åäåíèöó ïðè ñêà÷êå BLER áîëüøå 204 RNC (radio network controller) - óçåë, îáñëóæèâàþùèé ðåãèîíàëüíóþ ãðóïïó áàçîâûõ ñòàíöèé UMTS ïîäðîáíåå Àíàëîã BSC â 2G. Ìîæåò âêëþ÷àòü â ñåáÿ íåñêîëüêî LAC.  êðóïíûõ ãîðîäàõ íåñêîëüêî RNC. Íîìåð RNC ÿâëÿåòñÿ ñîñòàâíîé ÷àñòüþ cell id 3G. Ïðèìåð: cell id 6990357 (6AAA15 â hex âèäå). Íà áèëàéíå: íîìåð RNC (èëè ÷àñòü) ðàâåí àâòîìîáèëüíîìó êîäó ðåãèîíà Ïðè ïåðåêëþ÷åíèè ðåæèìîâ gsm-umts èíîãäà ìîæåò ïîêàçûâàòüñÿ íåïðàâèëüíî (îøèáêà âíóòðåííåãî ï -------------------------------Ïàðàìåòðû HSDPA (3.5G). Àêòèâàöèÿ/äåàêòèâàöèÿ- ñì. FAQ CQI (channel quality indicator, 0...31)- èíäèêàòîð êà÷åñòâà êàíàëà, àíàëîã BEP äëÿ EDGE Bit rate (0...7200) -òåêóùèé áèòðåéò â êáèò/ñ #codes (number of HS-SCCH channelization codes, 1...5-15)-÷èñëî êàíàëüíûõ êîäîâ hsdpa, BLER (block error rate, 0...100) -ïðîöåíò îøèáî÷íî ïðèíÿòûõ HS-DSCH ñóáôðåéìîâ ïî ñîîòíîøå BTS carrier lock -ôóíêöèÿ Execute (èç ýêðàíà 46.06). Ïðèâÿçêà ê îäíîìó scrambling code (èëè s -åñëè íà scrambling code èñïîëüçóåòñÿ 2 èëè 3 íåñóùèõ, ïðèâÿçûâàòüñÿ íàäî ê òîé, ãäå ìåíüøå E -åñëè scr-êîäû ïðèíàäëåæàò ðàçíûì RAC, ñêîðîñòü ìîæåò ìîæåò áûòü âûøå íà òîì ãäå ìåíüøå íàãðó Äëÿ ïðèâÿçêè ââåäèòå ÷àñòîòó (Freq) è íîìåð SCR, íà êîòîðûå íàäî ñåñòü, â ôîðìàòå xxxxx Ïðèìåð: íóæíî ïðèâÿçàòüñÿ ê SCR 267. Ââîäèì: 1063800267 . Çäåñü 10638 - íóæíàÿ íåñóùàÿ, Ïîñëå ýòîãî íà äèñïëåå 01.02 íóæíî èçìåíèòü Force protocol ñ 0 íà 2. Åñëè óæå ñòîÿë 2,
00 òî
[!]Ïðèâÿçêà ê äðóãîìó scrambling code âîçìîæíà òîëüêî åñëè çíà÷åíèå EcNo íà íåì íå áîëåå 18. [!]Ïðèâÿçêà ðàáîòàåò òîëüêî åñëè force protocol=2 (umts only). Äëÿ îòâÿçêè ââåñòè 0000000000 (äåñÿòü íóëåé) è íà äèñïëåå 01.02 èçìåíèòü force protocol ñ 2 í
