绱噾姗嬪熀浜嶨PRS鐨勭啽缍�(w菐ng)鐩�(ji膩n)鎺цВ姹烘柟妗�
鏅傞枔锛�2009-07-22 09:21:45渚嗘簮锛歳onggang
灏庤獮锛�?绱噾姗嬪熀浜嶨PRS鐨勭啽缍�(w菐ng)瑙f焙鏂规锛屽畬鍏ㄥ嫕浠绘浠跺京闆滆窛闆㈠亸閬犵殑鐔辩恫(w菐ng)鐩�(ji膩n)鎺х郴绲�(t菕ng)
姒傝堪
銆€銆€渚涚啽鎸囨彯涓績鍜屽闅涚殑鎻涚啽绔欏線寰€璺濋洟寰堥仩锛屾湁浜涚珯榛炵敋鑷虫洿鍔犲亸鍍�锛岄€欑ó闈㈢⿳閬旇寖鍦嶅唬锛屾櫘閫氱殑閫氳▕妯″紡鐒℃硶婊胯冻瑕佹眰锛岃€岄€欐鏄娇鐢ㄧ劇绶欸PRS 閫氳▕鏈夐粸銆�
浠€涔堟槸GPRS
銆€銆€GPRS鏄€氱敤鍒嗙祫鐒$窔妤�(y猫)鍕欙紙General Packet Radio Service锛夌殑鑻辨枃绨$ū锛屾槸鍦ㄧ従(xi脿n)鏈夌殑GSM绯荤当(t菕ng)涓婄櫦(f膩)灞曞嚭渚嗙殑涓€绋柊鐨勫垎绲勬暩(sh霉)鎿�(j霉)鎵胯級妤�(y猫)鍕�銆侴PRS鑸囩従(xi脿n)鏈夌殑GSM瑾為煶绯荤当(t菕ng)鏈€鏍规湰鐨勫崁(q奴)鍒ユ槸锛孏SM鏄竴绋浕璺氦鎻涚郴绲�(t菕ng)锛岃€孏PRS鏄竴绋垎绲勪氦鎻涚郴绲�(t菕ng)銆傚洜姝�锛孏PRS鐗瑰垾閬╃敤浜庨枔鏂风殑銆佺獊鐧�(f膩)鎬х殑鎴栭牷绻佺殑銆佸皯閲忕殑鏁�(sh霉)鎿�(j霉)鍌宠几锛屼篃閬╃敤浜庡伓鐖剧殑澶ф暩(sh霉)鎿�(j霉)閲忓偝杓�銆�
銆€銆€GPRS鐞嗚珫甯跺鍙仈171.2Kbit/s锛屽闅涙噳鐢ㄥ付瀵ぇ绱勫湪40锝�100Kbit/s锛屽湪姝や俊閬撲笂鎻愪緵TCP/IP閫f帴锛屽彲浠ョ敤浜嶪NTERNET閫f帴銆佹暩(sh霉)鎿�(j霉)鍌宠几?sh霉)钁㈩€茶癌?GPRS鏄竴绋柊鐨勭Щ鍕曟暩(sh霉)鎿�(j霉)閫氫俊妤�(y猫)鍕欙紝鍦ㄧЩ鍕曠敤鎴跺拰鏁�(sh霉)鎿�(j霉)缍�(w菐ng)绲′箣闁撴彁渚涗竴绋€f帴锛岀郸绉诲嫊鐢ㄦ埗鎻愪緵楂橀€熺劇绶欼P鎴朮.25鏈嶅嫏銆侴PRS閲囩敤鍒嗙祫浜ゆ彌鎶€琛�锛屾瘡鍊嬬敤鎴跺彲鍚屾檪鍗犵敤澶氬€嬬劇绶氫俊閬擄紝鍚屼竴鐒$窔淇¢亾鍙堝彲浠ョ敱澶氬€嬬敤鎴跺叡浜�锛岃硣婧愯鏈夋晥鐨勫埄鐢紝鏁�(sh霉)鎿�(j霉)鍌宠几閫熺巼楂橀仈160Kbps銆備娇鐢℅PRS鎶€琛撳鐝�(xi脿n)鏁�(sh霉)鎿�(j霉)鍒嗙祫鐧�(f膩)閫佸拰鎺ユ敹锛岀敤鎴舵案閬犲湪绶氫笖鎸夋祦閲忚▓璨�锛岃繀閫熼檷浣庝簡鏈嶅嫏鎴愭湰銆�
绱噾姗嬭粺浠跺皪GPRS鐨勬敮鎸�
銆€銆€鐢变簬绱噾姗嬪鏅傛暩(sh霉)鎿�(j霉)搴粺浠剁殑鍏堥€叉鏋舵棭宸查爯鐣欎簡鍚勭ó涓枔浠舵帴鍙o紝浣垮緱GPRS鍙互鐒$斧閫f帴鍒扮従(xi脿n)瀛樼殑涓婄櫨绋‖浠惰ō鍌欓﹨鍕曚腑銆�
銆€銆€绱噾姗嬪鏅傛暩(sh霉)鎿�(j霉)搴粺浠跺皪浜庨€氶亾涓婂垎鐐洪倧杓堡鍜岀墿鐞嗗堡锛岀墿鐞嗗堡灏嶄簬瑷倷椹呭嫊鑰岃█鏄€忔槑鐨�锛岃€屾渶绲傚畾浣嶇殑鐗╃悊閫氶亾鍙互閫氶亷绲勬厠(t脿i)杌熶欢瀹岀編瀹氬悜鍒扮壒瀹氱殑鐗╃悊閫氶亾銆傞€欎篃鏄偤浣曠従(xi脿n)瀛樼殑涓婄櫨绋﹨鍕曞彲浠ョ洿鎺ヤ娇鐢ㄧ殑鍘熷洜銆�
鐔辩恫(w菐ng)鐩�(ji膩n)鎺х郴绲�(t菕ng)鐨勫鐝�(xi脿n)
銆€銆€瑭蹭緵鐔辨寚鎻腑蹇冧娇鐢ㄤ簡涓嶅悓鐨勯噰闆嗚ō鍌欏垎鍒ユ槸3鍊嬫剾榛樼敓EC20 銆�6鍊嬭嚭閬擠VP绯诲垪PLC 銆�
銆€銆€閲囬泦鏂瑰紡鍙堟湁澶氱ó锛�
銆€銆€ec2001 涓插彛
銆€銆€ec2002 GPRS 瀹忛浕H7110
銆€銆€ec2003 GPRS 瀹忛浕H7110
銆€銆€dvp16h01 GPRS 鍔涘壍(chu脿ng)LQ8110
銆€銆€dvp16h02 GPRS 瀹忛浕H7110
銆€銆€dvp16h03 GPRS 鍔涘壍(chu脿ng)LQ8110
銆€銆€dvp16h04 GPRS 瀹忛浕H7110
銆€銆€dvp16h05 GPRS 瀹忛浕H7110
銆€銆€dvp16h06 GPRS 瀹忛浕H7110
銆€銆€閫氶亷閰嶇疆椹呭嫊鐨勯€f帴鍚戜互鍙婃纰洪€f帴瑷倷鍚庯紝鏈€绲傚伐绋嬬殑閬嬭鏁堟灉濡備笅;
绺界祼
銆€銆€绱噾姗嬪熀浜嶨PRS鐨勭啽缍�(w菐ng)瑙f焙鏂规锛屽畬鍏ㄥ嫕浠绘浠跺京闆滆窛闆㈠亸閬犵殑鐔辩恫(w菐ng)鐩�(ji膩n)鎺х郴绲�(t菕ng)銆�