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公开(公告)号:US20140200053A1
公开(公告)日:2014-07-17
申请号:US13902573
申请日:2013-05-24
Applicant: Apple Inc.
Inventor: Sanjeevi Balasubramanian , Ruben Caballero , Ricardo R. Velasco
IPC: H04W52/22
CPC classification number: H04W52/30 , G08B21/182 , H04W52/22 , H04W52/281 , H04W52/367
Abstract: A method implemented on a mobile device that starts by receiving a temperature reading from a sensor included on the mobile device. The temperature reading is compared to a threshold temperature and a power cap is set when the temperature reading is greater than the threshold temperature. The power cap is a maximum transmission power of the mobile device. The method then determines if the mobile device is transmitting a critical message. The power cap is released for a period of time if the power cap is set and the mobile device is determined to be sending a critical message. Other embodiments are also described.
Abstract translation: 一种在移动设备上实现的方法,其通过从包括在移动设备上的传感器接收温度读数开始。 将温度读数与阈值温度进行比较,并且当温度读数大于阈值温度时设置功率帽。 功率帽是移动设备的最大传输功率。 该方法然后确定移动设备是否正在发送关键消息。 如果功率上限被设置并且移动设备被确定发送关键消息,则电源帽被释放一段时间。 还描述了其它实施例。
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公开(公告)号:US20250080306A1
公开(公告)日:2025-03-06
申请号:US18241823
申请日:2023-09-01
Applicant: Apple Inc.
Inventor: Vijay Venkataraman , Pranav Tripathi , Han Pu , Bin Feng , Dhiraj J. Shirke , Sanjeevi Balasubramanian , ChunLei Lin , Yu Wu
IPC: H04L5/00
Abstract: Techniques described herein includes solutions for mitigating interference related to antenna switching. A user equipment (UE) may determine a potential for interference to data reception on a second frequency band due to antenna switching associated with transmission of reference signals on a first frequency band. In response to the determination, the UE may select one or more interference mitigation measures based on an operating mode of the UE and one or more UE parameters. An interference mitigation measure may include backing off on a reported value, such as a channel quality indicator (CQI), rank indicator (RI), or reference signal received power (RSRP). The interference mitigation measure may further include skipping reference signal transmission on the first frequency band and the antenna switching associated therewith.
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公开(公告)号:US12166563B2
公开(公告)日:2024-12-10
申请号:US18476802
申请日:2023-09-28
Applicant: Apple Inc.
Inventor: Dhruv Khati , Shiva Krishna Narra , Sudhir K. Baghel , Sanjeevi Balasubramanian , Sebastian Balint Seeber , Anjaneyulu Maganti , Jeremiah Hsu , Venkateswara Rao Manepalli
Abstract: Methods, devices, and apparatus to adapt operating parameters for satellite signal reception and transmission by a wireless device to mitigate effects of fading due to specular reflections are described herein. The wireless device measures received signal power levels and compares characteristics of the measurements over an observation duration to at least one fading criteria to determine whether to operate in a normal or adaptive mode. While operating in the adaptive mode, the wireless device alternates between high performance mode time periods and low performance mode time periods. The wireless device indicates to a ground station associated with the satellite in which operating mode the wireless device is operating via an uplink data message transmitted during a data cycle at the start of a high or low performance mode time period. The ground station schedules data transmissions accordingly during subsequent data cycles of the high or low performance mode time periods.
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公开(公告)号:US12096411B2
公开(公告)日:2024-09-17
申请号:US17517468
申请日:2021-11-02
Applicant: Apple Inc.
Inventor: Sharad Sambhwani , Dirk Nickisch , Madhukar Krishnamoorthi Shanbhag , Sanjeevi Balasubramanian , Shiva Krishna Narra , Sriram Subramanian , Vishwanth Kamala Govindaraju
IPC: H04W72/0453
CPC classification number: H04W72/0453
Abstract: This disclosure provide various techniques for decreasing the time it takes user equipment to tune away from a compromised network connection. By more quickly detecting a signal characteristic issue (e.g., signal quality issue) in the compromised signal and performing mitigation actions, the user equipment may decrease power consumption and increase data throughput. The signal quality issue may be detected by monitoring the location of the user equipment, a channel impulse response of the user equipment, and/or a block error rate (BLER) of a signal, among other methods. The data obtained may be fed into confidence validation logic, which may determine a level of confidence that the signal quality issue may cause a weak or broken connection between the user equipment and a network. The confidence validation logic may, based on the determination, operate the user equipment in an active state, a suspend state, or a release state.
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公开(公告)号:US20240080777A1
公开(公告)日:2024-03-07
申请号:US17902548
申请日:2022-09-02
Applicant: Apple Inc.
Inventor: Dhruv Khati , Sanjeevi Balasubramanian , Anjaneyulu Maganti , Shiva Krishna Narra , Krishna Myneni
CPC classification number: H04W52/248 , H04L1/0002 , H04W52/48 , H04W16/28
Abstract: An electronic device includes a transmitter and processing circuitry communicatively coupled to the transmitter. The processing circuitry is configured to transmit a first signal directed to a communication node, determine unsuccessful receipt of the first signal by the communication node, and transmit a second signal to the communication node at a transmission power that is increased based on a trend of an elevation angle of the communication node with respect to the electronic device and based on the unsuccessful receipt of the first signal by the communication node.
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公开(公告)号:US11863709B2
公开(公告)日:2024-01-02
申请号:US17447676
申请日:2021-09-14
Applicant: Apple Inc.
Inventor: Harsha Shirahatti , Sanjeevi Balasubramanian , Sriram Subramanian , Nischay Goel , Shiva Krishna Narra , Vijay Venkataraman , Stephen C. Schweizer , Krisztian Kiss
IPC: H04M3/00 , H04M5/00 , H04L12/66 , H04M7/00 , H04L51/224 , H04L65/1101
CPC classification number: H04M7/006 , H04L51/224 , H04L65/1101 , H04M7/0006
Abstract: This Application describes mechanisms to provide priority levels for call connection requests and/or messages from a sending device to a receiving device. The receiving device is configured to allow prioritized notification alerts for incoming call connection requests and/or for incoming messages from a sending device to override a silent or do not disturb mode for one or more contacts based on i) a priority level provided with the call connection request or message and ii) a priority setting for the sending device or a set of devices associated with a user of the sending device.
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公开(公告)号:US20230412203A1
公开(公告)日:2023-12-21
申请号:US17841576
申请日:2022-06-15
Applicant: Apple Inc.
Inventor: Sharad Sambhwani , Apurva Pande , Dirk Nickisch , Pallavi Suresh Mastiholimath , Prashanthan Pathamadai Krishnan , Sairamm Prabakar , Sanjeevi Balasubramanian , Sriram Krishnan
IPC: H04B1/10
CPC classification number: H04B1/1027
Abstract: Embodiments herein provide various apparatuses and techniques to for enhanced handling of receiver desensitization, “desense,” in electronic devices that is caused by an operation of the device. In an embodiment, sensitivity of a receiver affected by desense may be determined based on receiver sensitivity without desense and a desense offset value. Desense mitigation measures may be applied based on the strength of the signal received by the receiver being less than the receiver sensitivity affected by desense. The desense mitigation measures may include deactivating the device operation that causes desense, enabling the device operation that causes desense only during certain times, and enabling antenna diversity. In some embodiments, various power and signal-to-noise ratio thresholds may be used for conditional application of different desense mitigation measures. For example, to enable receiver diversity on the device, strength of the signal needs to be below one power threshold and above another power threshold.
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公开(公告)号:US11805169B2
公开(公告)日:2023-10-31
申请号:US17731067
申请日:2022-04-27
Applicant: Apple Inc.
Inventor: Dhruv Khati , Krishna Myneni , Shiva Krishna Narra , Sanjeevi Balasubramanian , Anjaneyulu Maganti
IPC: H04L29/08 , H04W4/20 , H04L67/1087 , H04L67/04 , H04L67/104
CPC classification number: H04L67/1087 , H04L67/04 , H04L67/104 , H04W4/20
Abstract: A mobile communication device is configured to receive updated network data, such as updated Content Delivery Network (CDN) data utilized to access a first network, without accessing the first network and a second network, such as a Wi-Fi or cellular network. The mobile communication device periodically transmits, via a peer-to-peer (P2P) network, a beacon signal indicating a network data request for the updated network data. A rate at which the mobile communication device periodically transmits the beacon signal is based on various criteria, such as an origination date of network data stored on the mobile communication device, an amount of time between the origination date and the present date, a battery health of the mobile communication device, and/or various inputs to the mobile communication device. An additional mobile communication device receives the beacon signal and transmits the updated network data to the mobile communication device.
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公开(公告)号:US11758602B2
公开(公告)日:2023-09-12
申请号:US17304418
申请日:2021-06-21
Applicant: Apple Inc.
Inventor: Sriram Subramanian , Alosious Pradeep Prabhakar , Madhukar K. Shanbhag , Pengkai Zhao , Sanjeevi Balasubramanian , Shiva Krishna Narra , Vijay Venkataraman , Vishwanth Kamala Govindaraju , Wenping Lou
CPC classification number: H04W76/15 , H04W28/0268 , H04W28/0278 , H04W72/21 , H04W72/56
Abstract: A user equipment (UE) is configured to establish network connections for long-term evolution (LTE) and new radio (NR) radio access technologies (RATS) in non-standalone (NSA) E-UTRA-NR dual connectivity (ENDC) operation. The UE includes a multi-antenna array for data and signaling transmissions and receptions over the LTE and NR connections. The UE determines a most efficient antenna of the multi-antenna array for an operating frequency band of the LTE and NR connections, wherein the most efficient antenna is determined based on at least one performance factor for the UE when using the antenna compared to other antennas of the multi-antenna array, evaluates one or more factors for determining whether the LTE RAT or the NR RAT is to use the most efficient antenna and transmits uplink data on the most efficient antenna via either the LTE RAT or the NR RAT based on the evaluated factors.
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公开(公告)号:US11758420B2
公开(公告)日:2023-09-12
申请号:US17888989
申请日:2022-08-16
Applicant: Apple inc.
Inventor: Alosious Pradeep Prabhakar , Wen Zhao , Lakshmi N. Kavuri , Li Su , Sagar B. Shah , Sriram Subramanian , Vijay Venkataraman , Vishwanth Kamala Govindaraju , Shiva Krishna Narra , Sanjeevi Balasubramanian , Wei Zhang , Madhukar K. Shanbhag , Sandeep K. Sunkesala , Srinivasan Nimmala , Muthukumaran Dhanapal , Tarakkumar G. Dhanani , Sree Ram Kodali , Ioannis Pefkianakis , Dhruv Khati , Franco Travostino , Thanigaivelu Elangovan , Madhusudan Chaudhary , Geoffrey R. Hall
Abstract: This disclosure relates to methods and devices for mitigating overheating in a user equipment device (UE). The UE is configured to communicate over each of LTE and 5G NR and may be configured to communicate through 5G NR over each of a Sub-6GHz and a millimeter Wave (mmW) frequency band. The UE is configured to establish an ENDC connection with an enB and one or more gNBs. The UE implements intelligent transmission modification and cell measurement adjustments to mitigate overheating and reduce battery drain.
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