US Patent No: 7,831,254
Number of patents in Portfolio can not be more than 2000
Terminal device, and in-zone cell checking method and cell re-selection method thereof
Stats
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Nov 9, 2010
Issued date -
Mar 30, 2005
filing date -
11/092,681
serial no -
In Force
status
Importance
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Abstract
A terminal device including a radio unit that adopts code division multiple access (cdma), which device omits unnecessary cell search by extending an in-zone cell monitoring cycle and a re-selection cycle in a case where under fixed conditions during cell search, when a physical layer and an RRC of the radio unit determine that a mobile phone remains still.
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First Claim
Related Publications
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International Classification(s)
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Cited Art
| Patent Info | (Count) | # Cites | Year |
|---|---|---|---|
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| 5,790,589 System and method for rapidly reacquiring a pilot channel | 42 | 1996 | |
| 7,596,378 Idle mode handling in a hybrid GSM/CDMA network | 12 | 1999 | |
| 7,092,716 Idle mode handling in a hybrid GSM/CDMA network | 14 | 2002 | |
| 7,110,765 Limiting cell reselection based on pilot power | 13 | 2002 | |
| 7,133,702 Idle mode cell reacquisition and reselection | 13 | 2002 | |
| 2004/0116,110 Searching for neighbor cells within a fixed time duration | 31 | 2003 | |
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| 5,539,748 Enhanced sleep mode in radiocommunication systems | 70 | 1994 | |
| 5,574,996 Enhanced sleep mode in radiocommunication systems | 42 | 1995 | |
| 6,331,971 Enhanced sleep mode in radiocommunication systems | 20 | 1995 | |
| 5,883,885 Base and mobile stations including enhanced sleep mode | 12 | 1996 | |
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| 2004/0224,659 Power saving method for mobile unit | 6 | 2003 | |
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| 6,606,490 Battery operated radio receivers having power save by reducing active reception time | 15 | 1999 | |
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| 6,799,030 Method and apparatus for low power operation of an RF wireless modem | 18 | 2001 | |
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| 6,535,752 Radio receiver with power saving during synchronization retries | 13 | 1999 | |
Patent Citation Ranking
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 3.5 Year Payment | $1600.00 | $800.00 | $400.00 | May 9, 2014 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | May 9, 2018 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | May 9, 2022 |
| Fee | Large entity fee | small entity fee | micro entity fee |
|---|---|---|---|
| Surcharge - 3.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
| Surcharge - 7.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
| Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
| Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
| Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |