CN104937877A - Method and system for reducing power consumption, and modem - Google Patents

Method and system for reducing power consumption, and modem Download PDF

Info

Publication number
CN104937877A
CN104937877A CN201380070980.6A CN201380070980A CN104937877A CN 104937877 A CN104937877 A CN 104937877A CN 201380070980 A CN201380070980 A CN 201380070980A CN 104937877 A CN104937877 A CN 104937877A
Authority
CN
China
Prior art keywords
port number
module
data packet
modem
destination
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201380070980.6A
Other languages
Chinese (zh)
Inventor
江鹏
罗治凡
邓宇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Huawei Device Co Ltd
Original Assignee
Huawei Device Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Huawei Device Co Ltd filed Critical Huawei Device Co Ltd
Publication of CN104937877A publication Critical patent/CN104937877A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/12—Arrangements for remote connection or disconnection of substations or of equipment thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/50—Reducing energy consumption in communication networks in wire-line communication networks, e.g. low power modes or reduced link rate

Abstract

A method and system for reducing power consumption, and a modem. The method for reducing power consumption comprises: receiving, by a modem, a data packet; parsing, by the modem, the data packet, and acquiring a destination port number contained in the data packet; searching for the destination port number in a port number list, the port number list being a list which is obtained according to port number change information sent by an application processor (AP) and contains a port number currently used by the AP; and if the destination port number is not found in the port number list, discarding the data packet. The present invention can effectively avoid wasted power consumption due to the fact that an AP processes a junk data packet, and particularly can avoid awakening an AP in a dormant state to process the junk data packet, thereby achieving the purpose of reducing the power consumption.

Description

Method and system for reducing power consumption and modem
Method and system for reducing power consumption and modem technical field
The embodiment of the invention relates to the technical field of communication, in particular to a method and a system for reducing power consumption and a modem.
Background artmost of mobile terminals widely used in life of people, such as smart phones, adopt an architecture of an Application Processor (AP) and a Modem (Modem). The Modem is used for translating the digital signal of the ^ mobile terminal into a pulse signal which can be transmitted along an air interface wireless network, and meanwhile, the pulse signal of the air interface wireless network can also be translated into a digital signal which can be identified by the mobile terminal, namely, the Modem is mainly used for completing modulation and demodulation of the pulse signal; in the above-mentioned architecture of AP + Modem, the AP side runs a standard TCP/Internet Protocol (abbreviated as TCP/IP) Protocol stack. And a transport layer of a TCP/IP stack at a Ρ includes a plurality of port numbers assigned to applications of the mobile terminal at which the Α Ρ is located, the mobile terminal at which the Α Ρ is located can simultaneously run a plurality of applications, each application being assigned at least one SOCKET (collectively: SOCKET) including an IP address of the mobile terminal and the port number assigned to the corresponding application. In the prior art, after receiving a data packet, a Modem directly sends the data packet to an AP, the AP processes the data packet, and sends the data packet to a corresponding application program, when the load of the AP is light, the AP is in a sleep state to reduce power consumption, in this case, if the Modem receives the data packet, the Modem wakes up the AP, and sends the received data packet to the AP after waking up the AP, and the AP processes the data packet. However, the data packet received by the modem may be an invalid garbage packet with an error port number, and processing of the invalid garbage packet by the AP wastes a large amount of power consumption, and especially when the AP is in a sleep state, the modem wakes up the AP due to the garbage packet, which increases the power consumption of the AP.
Disclosure of Invention
The embodiment of the invention provides a method and a system for reducing power consumption and a modem, which are used for adding a preprocessing function in a modem, preprocessing a received data packet by using the modem, discarding the data packet of which the destination port number does not belong to the port number currently used by an AP (access point), effectively avoiding the waste of power consumption caused by the processing of the garbage data packet by the AP, particularly avoiding awakening the AP in a dormant state to process the garbage data packet, and achieving the purpose of reducing the power consumption.
A first aspect of the present invention provides a method for reducing power consumption, comprising:
the modem receives the data packet;
the modem analyzes the data packet and acquires a destination port number contained in the data packet; searching the destination port number in a port number list, wherein the port number list is a list which is obtained according to port number change information sent by an Application Processor (AP) and contains the port number currently used by the AP; and if the destination port number is not found in the port number list, discarding the data packet. In a first possible implementation manner of the first aspect, the method further includes:
if the destination port number is found in the port number list, detecting the current state of the AP;
if the current state of the AP is a dormant state, awakening the AP, and sending the data packet to the AP after awakening the AP;
and if the current state of the AP is a working state, sending the data packet to the AP. With reference to the first aspect or the first possible implementation manner of the first aspect, in a second possible implementation manner, the parsing, by the modem, the data packet, and acquiring a destination port number included in the data packet specifically includes:
the modem parses the data packet to obtain the destination internet protocol contained in the data packet
An IP address and a destination port number;
before looking up the destination port number in the port number list, the method further includes:
judging whether the destination IP address is the same as the IP address of the mobile terminal where the modem is located; if the port number is the same as the destination port number, continuing to execute the step of searching the destination port number in the port number list; and if not, discarding the data packet.
With reference to the first aspect or the first possible implementation manner of the first aspect, in a third possible implementation manner, if the port number change information is a deletion notification, where the deletion notification includes a port number to be currently deleted by the AP, the method further includes:
receiving a deletion notification sent by the AP; deleting the port number included in the deletion notification from the port number list to realize real-time update of the port number list.
With reference to the first aspect or the first possible implementation manner of the first aspect, in a fourth possible implementation manner, if the port number change information is an increase notification, where the increase notification includes a port number to be currently increased by the AP, the method further includes:
receiving an increase notification sent by the AP;
adding the port number included in the increase notification to the port number list to realize real-time update of the port number list.
With reference to the second possible implementation manner of the first aspect, in a fifth possible implementation manner, before discarding the data packet, the method further includes:
and sending a notification message to a corresponding sending end according to the source IP address contained in the data packet, wherein the notification message is used for notifying the sending end that the data packet sent by the sending end has errors.
A second aspect of the invention provides a modem comprising:
the first receiving module is used for receiving the data packet;
the analysis module is used for analyzing the data packet after the first receiving module receives the data packet, and acquiring a destination port number contained in the data packet;
the searching module is used for searching the destination port number in a port number list after the analyzing module acquires the destination port number, wherein the port number list is a list which contains the port number currently used by the AP and is obtained according to the port number change information sent by the AP;
a discarding module, configured to discard the data packet if the destination port number is not found in the port number list by the searching module.
In a first possible implementation manner of the second aspect, the modem further includes:
the detection module is used for detecting the current state of the AP if the destination port number is found in the port number list by the searching module;
the device comprises a detection module used for detecting whether the current state of the AP is a dormant state or not, a wake-up sending module used for waking up the AP if the detection module determines that the current state of the AP is the dormant state and sending the data packet to the AP after waking up the AP, and a sending module used for sending the data packet to the AP if the detection module determines that the current state of the AP is a working state.
In a second possible implementation manner of the second aspect, the parsing module is specifically configured to parse the data packet, and obtain a destination internet protocol IP address and a destination port number that are included in the data packet; the modem further includes: the judging module triggers the module;
the judging module is used for judging whether the destination IP address is the same as the IP address of the mobile terminal where the modem is located after the destination IP address and the destination port number are obtained by the analyzing module; the triggering module is configured to trigger the searching module if the determining module determines that the destination IP address is the same as the IP address of the mobile terminal where the modem is located;
and the discarding module is further configured to discard the data packet if the determining module determines that the destination IP address is different from the IP address of the mobile terminal where the modem is located.
With reference to the second possible implementation manner of the second aspect, in a third possible implementation manner, if the port number change information is a deletion notification, where the deletion notification includes a port number to be deleted by the AP currently, the modem further includes:
a second receiving module, configured to receive a deletion notification sent by the AP;
an updating module, configured to delete the port number included in the deletion notification from the port number list after the second receiving module receives the deletion notification, so as to implement real-time update of the port number list.
With reference to the third possible implementation manner of the second aspect, in a fourth possible implementation manner, if the port number change information is an increase notification, the increase notification includes a port number to be currently increased by the AP;
the second receiving module is further configured to receive an increase notification sent by the AP;
the updating module is further configured to add the port number included in the increase notification to the port number list after the second receiving module receives the increase notification, so as to implement real-time update of the port number list.
With reference to the second possible implementation manner of the second aspect, in a fifth possible implementation manner, the moedem further includes:
and a feedback module, configured to send a notification message to a corresponding sending end according to a source IP address included in the data packet before the discarding module discards the data packet, where the notification message is used to notify the sending end that an error occurs in the data packet sent by the sending end.
A third aspect of the present invention provides a system for reducing power consumption, comprising:
the AP comprises a port number monitoring module and a notification sending module, wherein the port number monitoring module is used for monitoring the change of a port number of a transmission layer of the AP to obtain the change information of the port number of the AP, and the notification sending module is used for sending the monitored change information of the port number to the Modem, so that the Modem can update a port number list according to the change information of the port number, and the port number list is a list containing the port number currently used by the AP;
the modem comprises an updating module, a second receiving module and a preprocessing module, wherein the second receiving module is used for receiving the port number change information sent by the notification sending module, the updating module is used for obtaining a list containing the port number currently used by the AP according to the port number change information, and the preprocessing module is used for processing the received data packet according to the port number list and discarding the data packet of which the destination port number is not contained in the port number list.
In a first possible implementation manner of the third aspect, the preprocessing module includes:
the first receiving module is used for receiving the data packet;
the analysis module is used for analyzing the data packet after the first receiving module receives the data packet, and acquiring a destination port number contained in the data packet;
the searching module is used for searching the destination port number in the port number list after the destination port number is acquired by the analyzing module;
a discarding module, configured to discard the data packet if the destination port number is not found in the port number list by the searching module.
With reference to the first possible implementation manner of the third aspect, in a second possible implementation manner, the preprocessing module further includes:
the detection module is used for detecting the current state of the AP if the destination port number is found in the port number list by the searching module;
the device comprises a detection module used for detecting whether the current state of the AP is a dormant state or not, a wake-up sending module used for waking up the AP if the detection module determines that the current state of the AP is the dormant state and sending the data packet to the AP after waking up the AP, and a sending module used for sending the data packet to the AP if the detection module determines that the current state of the AP is a working state.
With reference to the first possible implementation manner of the third aspect or the second possible implementation manner of the second aspect, in a third possible implementation manner, the parsing module is specifically configured to parse the data packet, and obtain a destination internet protocol IP address and a destination port number included in the data packet; the preprocessing module further comprises: the device comprises a judging module and a triggering module;
the judging module is used for judging whether the destination IP address is the same as the IP address of the mobile terminal where the modem is located after the destination IP address and the destination port number are obtained by the analyzing module; the triggering module is configured to trigger the searching module if the determining module determines that the destination IP address is the same as the IP address of the mobile terminal where the modem is located;
and the discarding module is further configured to discard the data packet if the determining module determines that the destination IP address is different from the IP address of the mobile terminal where the modem is located.
In a fourth possible implementation manner of the third aspect, the port number change information is a deletion notification or an addition notification, where the deletion notification includes a port number to be currently deleted by the AP, and the addition notification includes a port number to be currently added by the AP;
the second receiving module is configured to receive a deletion notification sent by the AP;
the updating module is configured to delete the port number from the port number list after the second receiving module receives the deletion notification, so as to implement real-time update of the port number list;
the second receiving module is further configured to receive an increase notification sent by the AP;
the updating module is further configured to add the port number to the port number list after the second receiving module receives the addition notification, so as to implement real-time update of the port number list.
With reference to the third possible implementation manner of the third aspect, in a fifth possible implementation manner, the moedem further includes:
and a feedback module, configured to send a notification message to a corresponding sending end according to a source IP address included in the data packet before the discarding module discards the data packet, where the notification message is used to notify the sending end that an error occurs in the data packet sent by the sending end.
According to the technical scheme, the embodiment of the invention has the following advantages:
after the Modem receives the data packet, the Modem analyzes the data packet, acquires a destination port number contained in the data packet, searches a destination port number in a port number list, if the destination port number is not found in the port number list, the data packet is a garbage data packet, and discards the data packet, wherein the port number list is a list containing a port number currently used by an AP, which is obtained according to port number change information sent by the AP, so that power consumption waste caused by processing of the garbage data packet by the AP can be effectively avoided, and especially, power consumption waste caused by awakening the AP in a dormant state to process the garbage data packet can be avoided.
Description of the drawings in order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings may be obtained based on these drawings without inventive effort.
FIG. 1 is a diagram illustrating the architecture of an AP + modem according to an embodiment of the present invention;
FIG. 2 is a diagram illustrating an embodiment of a method for reducing power consumption according to an embodiment of the invention; FIG. 3 is another diagram illustrating an embodiment of a method for reducing power consumption according to the present invention; FIG. 4 is a diagram of the structure of the modem in an embodiment of the present invention;
FIG. 5 is another diagram of the structure of the modem in an embodiment of the present invention;
FIG. 6 is a diagram illustrating the structure of a system for reducing power consumption in an embodiment of the invention;
FIG. 7 is another diagram of the structure of the modem in an embodiment of the present invention;
FIG. 8 is a current diagram of a modem processing a packet in an embodiment of the present invention;
fig. 9 is a current diagram illustrating the case where the AP in the sleep state is woken up to perform packet processing according to the embodiment of the present invention.
Detailed Description
The following are detailed descriptions of the respective embodiments.
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Embodiments of the invention may, for example, be practiced in sequences other than those illustrated or described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover non-exclusive inclusions, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
The embodiment of the invention provides a method and a system for reducing power consumption and a modem, which are used for adding a preprocessing function in a modem, preprocessing a received data packet by using the modem, discarding the data packet of which the destination port number does not belong to the port number currently used by an AP (access point), effectively avoiding the waste of power consumption caused by the processing of the garbage data packet by the AP, particularly avoiding awakening the AP in a dormant state to process the garbage data packet, and achieving the purpose of reducing the power consumption.
To better understand the method for reducing power consumption in the embodiment of the present invention, please refer to fig. 1, which is an architecture of an AP + modem in the embodiment of the present invention, wherein the AP can monitor a change of a port number and send the monitored change information of the port number to the modem, for example, if the AP monitors an increase of a port number of a transport layer, the AP ^ | is used for determining whether the port number of the transport layer is increased! Sending a power increasing port notification to a modem in a scrambling mode to notify the modem that a port number of the power increasing port is added to a port number list of a modem side, if the AP monitors that a port number of a transmission layer is deleted, sending a deleting notification to the modem to notify the modem that the deleted port number is deleted from the port number list, so as to realize real-time update of the port number list of the modem side, enable the port number opened by the AP side and the port number in the port number list of the modem side to be kept synchronous, and enable the modem to use the port number list to preprocess a received data packet, thereby avoiding power consumption waste caused by sending a garbage data packet to the AP, and avoiding power consumption waste caused by awakening the AP in a dormant state.
It should be noted that, in the present invention, a mobile terminal where an AP is located may run multiple application programs at the same time, each application program allocates at least one socket on a transport layer of the AP, where the socket includes an IP address of the mobile terminal and a port number allocated to the application program, and in a header format of a TCP packet and a User data packet Protocol (hereinafter, referred to as User data Protocol, abbreviated as UDP) packet, the socket includes two fields, namely a source port and a destination port, which are respectively used for storing a source port number and a destination port number of the packet, and when the transport layer of the AP receives the TCP packet or the UDP packet exchanged on the IP layer, the transport layer of the AP may transmit the packet to the application program corresponding to the destination port number according to the destination port number included in the TCP packet or the UDP packet, so that the mobile terminal can distinguish data packets of different applications using the port number.
Referring to fig. 2, a method for reducing total consumption of access monitoring in an embodiment of the present invention includes:
201. the modem receives the data packet;
in the embodiment of the invention, the modem can receive the pulse signal of the air interface wireless network, and the data packet which can be identified by the mobile terminal is obtained by modulating and demodulating the pulse signal of the air interface wireless network.
202. The modem analyzes the data packet and acquires a destination port number contained in the data packet;
in the embodiment of the present invention, the modem parses the received packet, and obtains the destination port number included in the packet, where the packet may be a TCP packet or a UDP packet.
203. Searching a destination port number in a port number list, wherein the port number list is a list which is obtained according to port number change information sent by the AP and contains the port number currently used by the AP;
in the embodiment of the invention, after obtaining the destination port number contained in the data packet, the modem searches the destination port number in the port number list, wherein the port number list is a list containing the port number currently used by the AP, which is obtained according to the port number change information sent by the AP.
In the embodiment of the invention, the AP monitors the change of the port number of the transmission layer and feeds back the monitored change information of the port number to the modem in time, so that the timely update of a port number list at the modem side can be realized.
204. If the destination port number is not found in the port number list, the packet is discarded.
In the embodiment of the present invention, if the destination port number included in the packet is not found in the port number list, the modem may determine that the received packet is a junk packet, and the modem discards the packet.
In the embodiment of the invention, the AP side can monitor the change of the port number of the transmission layer and feed back the change of the port number to the modem, so that the modem side can obtain a port number list for preprocessing the data packet, the port number list comprises the port number currently used by the AP, therefore, after the modem receives the data packet, the data packet is analyzed, the destination port number contained in the data packet is obtained, the destination port number is searched in the port number list, if the destination port number is searched in the port number list, the data packet is discarded, the power consumption waste caused by processing the garbage data packet by the AP can be effectively avoided, and the power consumption waste caused by awakening the AP in a sleep state to process the garbage data packet can be particularly avoided.
To better understand the technical solution in the embodiment of the present invention, please refer to fig. 3, which is an embodiment of a method for reducing power consumption in the embodiment of the present invention, including:
301. the modem receives the data packet;
in the embodiment of the invention, the modem can receive the pulse signal of the air interface wireless network, and the data packet which can be identified by the mobile terminal is obtained by modulating and demodulating the pulse signal of the air interface wireless network.
302. The modem analyzes the data packet and acquires a destination IP address and a destination port number contained in the data packet;
in the embodiment of the invention, the modem analyzes the data packet and acquires the destination IP address and the destination port number contained in the data packet.
303. Judging whether the destination IP address is the same as the IP address of the mobile terminal where the modem is located, if so, executing a step 304, and if not, executing a step 308;
in the embodiment of the invention, the modem firstly judges whether the destination IP address is the same as the IP address of the mobile terminal where the modem is located, and processes according to the judgment result, wherein after the mobile terminal accesses the cell governed by the base station, the base station allocates an IP address for the mobile terminal.
304. Searching a destination port number in the port number list, executing step 305 if the destination port number is found in the port number list, and executing step 308 if the destination port number is not found in the port number list;
in the embodiment of the invention, if the IP address contained in the data packet is the same as the IP address of the mobile terminal where the modem is located, the modem searches a port number list and judges whether the port number list contains a destination port number, wherein the port number list is a list containing a port number currently used by the AP, which is obtained according to port number change information sent by the AP.
In the embodiment of the invention, the AP can monitor the change condition of the port number of the transmission layer in the TCP/IP protocol stack of the AP in real time and feed the monitored change information of the port number back to the modem, so that the modem can update the port number list in real time according to the change information of the port number, and the synchronization of the port number used by the AP side and the port number in the port number list of the modem side is realized. Specifically, the method comprises the following steps: if the AP monitors that a new port number is added to a transport layer, the AP sends an addition notification to the modem, the addition notification contains a port number to be added currently by the AP, after receiving the addition notification, the modem adds the port number contained in the addition notification to a port number list, if the AP detects that the port number is deleted by the transport layer, the AP sends a deletion notification to the modem, the deletion notification contains a port number to be deleted currently by the AP, after receiving the deletion notification, the modem deletes the port number contained in the deletion notification from the port number list, so that the real-time update of the port number list can be effectively realized, wherein the AP sends the addition notification and the deletion notification to the modem through a plurality of data transmission channels, and an existing data transmission channel can be used for configuring a new data transmission channel, and the structure of adding and deleting notifications can be set as required, for example: when the AP side detects that the port is increased, the increased port number can be transmitted to the modem through an increase notification that AT + ABCD =3 and 1: 2356// 3 represents the port type;
"separator"; "1: 2356 increased tcp2356 port;
// AT + ABCD custom protocol name. It should be noted that, in the embodiment of the present invention, the AP may also monitor a change of an IP address of the network layer, and feed back the change of the IP address to the modem, so that the modem side can update the IP address. 305. Detecting the current state of the AP;
in the embodiment of the present invention, if the destination port number is found in the port number list, it indicates that the received data packet is not a junk data packet and needs to be sent to the AP for processing, and the modem detects the current state of the AP, where the current state of the AP may be a working state or a dormant state.
306. If the current state of the AP is a dormant state, awakening the AP, and sending a data packet to the AP after awakening the AP;
in the embodiment of the invention, if the current state of the AP is a dormant body, the modem wakes up the AP, sends the received data packet to the AP after waking up the AP, and sends the data packet to a corresponding application program by using the destination port number contained in the data packet.
307. If the current state of the AP is a working state, sending the data packet to the AP;
in the embodiment of the invention, if the current state of the AP is a working state, the modem sends the received data packet to the AP, and the AP processes the data packet.
308. Sending a notification message to a corresponding sending end according to a source IP address contained in the data packet, wherein the notification message is used for notifying the sending end that the data packet sent by the sending end has errors;
in the embodiment of the present invention, if the destination IP address is different from the IP address of the mobile terminal where the modem is located, or if the destination IP address is the same as the IP address of the mobile terminal where the modem is located and the destination port number included in the packet is not in the port number list, it is determined that the packet is a junk packet, and before the modem discards the packet determined as a junk packet, the modem further sends a notification message to the corresponding sending end according to the source IP address included in the packet, where the notification message is used to notify the sending end that the packet sent by the sending end has an error, in order to avoid repeatedly sending the packet.
309. The packet is discarded.
In the embodiment of the invention, after the moedm sends the notification message for notifying the sender that the data packet sent by the sender has an error, the modem discards the data packet.
In the embodiment of the invention, after receiving a data packet, a modem parses the data packet, obtains a destination IP address and a destination port number contained in the data packet, and if the destination IP address is different from the IP address of the mobile terminal where the modem is located, sends a notification message to the corresponding sending end according to the source IP address contained in the data packet and discards the data packet, if the destination IP address is the same as the IP address of the mobile terminal where the modem is located, searches a destination port number in a port number list, if the destination port number is found in the port number list, sends a notification message to the corresponding sending end according to the source IP address contained in the data packet and discards the data packet, if the destination port number is not found in the port number list, detects the current state of the AP, if the AP is in a dormant state, the AP is awakened, the data packet is sent to the AP after the AP is awakened, if the AP is in a working state, the data packet is directly sent to the AP and is processed by the AP, so that the waste of power consumption caused by the fact that the AP processes the garbage data packet can be effectively avoided, the waste of power consumption caused by the fact that the AP in a dormant state is awakened can be effectively avoided, and the power consumption is effectively saved.
Referring to fig. 4, an embodiment of a structure of a modem according to an embodiment of the present invention includes: a first receiving module 401, configured to receive a data packet;
an analyzing module 402, configured to analyze the data packet after the first receiving module 401 receives the data packet, and obtain a destination port number included in the data packet;
a searching module 403, configured to search a destination port number in a port number list after the destination port number is obtained by the parsing module 402, where the port number list is a list that includes a port number currently used by an application processor AP and is obtained according to port number change information sent by the AP;
a discarding module 404, configured to discard the data packet if the destination port number is not found in the port number list by the searching module.
In this embodiment of the present invention, after the first receiving module 401 receives a data packet, the parsing module 402 parses the data packet, obtains a destination port number included in the data packet, then the searching module 403 searches for a destination port in a port number list, if the destination port number is not found in the port number list, the discarding module 404 discards the data packet, where the port number list is a list including a port number currently used by an application processor AP, and the list is obtained according to port number change information sent by the AP.
In the embodiment of the invention, the AP side can monitor the change of the port number of the transmission layer and feed back the port number change information to the modem, so that the modem side comprises a port number list for preprocessing the data packet, and the port number list comprises the port number currently used by the AP, therefore, after the modem receives the data packet, the modem analyzes the data packet, obtains the target port number contained in the data packet, searches the target port number in the port number list, discards the data packet if the target port number is not found in the port number list, can effectively avoid the power consumption waste caused by processing the garbage data packet by the AP, and especially can avoid the power consumption waste caused by awakening the AP in a sleep state to process the garbage data packet.
To better understand the technical solution in the embodiment of the present invention, please refer to fig. 5, which is an embodiment of a structure of a modem in the embodiment of the present invention, including: as the first receiving module 401, the parsing module 402, the searching module 403, and the discarding module 404 described in the embodiment shown in fig. 4, and similar to the technical solution described in the embodiment shown in fig. 4, specifically: a first receiving module 401, configured to receive a data packet;
an analyzing module 402, configured to analyze the data packet after the first receiving module 401 receives the data packet, and obtain a destination port number included in the data packet;
a searching module 403, configured to search a destination port number in a port number list after the destination port number is obtained by the parsing module 402, where the port number list is a list that includes a port number currently used by an application processor AP and is obtained according to port number change information sent by the AP;
a discarding module 404, configured to discard the data packet if the destination port number is not found in the port number list by the searching module.
In an embodiment of the present invention, the modem further includes:
a detecting module 501, configured to detect a current state of the AP after the searching module 403 searches the destination port number in the port number list;
a wake-up sending module 502, configured to wake up the AP if the detection module 501 determines that the current state of the AP is the sleep state, and send the data packet to the AP after waking up the AP;
a sending module 503, configured to send the data packet to the AP if the detecting module 501 determines that the current state of the AP is the working state.
In this embodiment of the present invention, the parsing module 402 is specifically configured to parse a data packet, and obtain a destination internet protocol IP address and a destination port number included in the data packet;
shellfish1The J modem also includes:
a determining module 504, configured to determine, after the parsing module 402 obtains the destination IP address and the destination port number, whether the destination IP address is the same as an IP address of the mobile terminal where the modem is located;
and a triggering module 505, configured to trigger the searching module if the determining module 504 determines that the destination IP address is the same as the IP address of the mobile terminal where the modem is located.
And the discarding module 404 is further configured to discard the data packet if the determining module 504 determines that the destination IP address is different from the IP address of the mobile terminal where the modem is located.
In this embodiment of the present invention, if the port number change information is a deletion notification, where the deletion notification includes a port number to be deleted currently by the AP, the modem further includes:
a second receiving module 506, configured to receive a deletion notification sent by the AP, where the deletion notification includes a port number to be deleted by the AP currently;
an updating module 507, configured to delete the port number from the port number list after the second receiving module receives the deletion notification, so as to implement real-time update of the port number list.
If the port number change information is an increase notification, the increase notification includes a port number to be increased currently by the AP; the second receiving module 506 is further configured to receive an increase notification sent by the AP, where the increase notification includes a port number to be increased by the AP currently;
the updating module 507 is further configured to add the port number to the port number list after the second receiving module receives the addition notification, so as to implement real-time update of the port number list.
In an embodiment of the present invention, the modem further includes:
a feedback module 508, configured to send a notification message to a corresponding sending end according to a source IP address included in the data packet before the discarding module 404 discards the data packet, where the notification message is used to notify the sending end that an error occurs in the data packet sent by the sending end.
In this embodiment of the present invention, after the first receiving module 401 receives the data packet, the parsing module 402 parses the data packet, obtains a destination internet protocol IP address and a destination port number contained in the data packet, and then the determining module 504 determines whether the destination IP address is the same as an IP address of a mobile terminal where the modem is located; if the determining module 504 determines that the destination IP address is different from the IP address of the mobile terminal where the modem is located, the feedback module 508 sends a notification message to the corresponding sending end according to the source IP address included in the data packet, where the notification message is used to notify the sending end that the data packet sent by the sending end has an error, and the discarding module 505 discards the data packet; if the determining module 504 determines that the destination IP address is the same as the IP address of the mobile terminal where the modem is located, the triggering module 505 triggers the searching module 403, the searching module 403 searches for the destination port number in the port number list, determines whether the destination port number is included in the port number list, and if the searching module 403 determines that the destination port number is not included in the port number list, the feedback module 508 sends a notification message to the corresponding sending end according to the source IP address included in the packet, where the notification message is used to notify the sending end that the packet sent by the sending end has an error, and the discarding module 404 discards the packet. If the searching module 403 searches the destination port number in the port number list, the detecting module 501 detects the current state of the AP; if the detection module 501 determines that the current state of the AP is the sleep state, the transmission module 502 is waken up to wake up the AP and transmit the data packet to the AP after the AP is waken up, and if the detection module 501 determines that the current state of the AP is the working state, the transmission module 503 transmits the data packet to the AP. In this embodiment of the present invention, while the modem processes the received packet in the foregoing manner, the modem may further receive an addition notification or a deletion notification sent by the AP, so as to update the port number list, which specifically includes: if the second receiving module 506 receives the deletion notification sent by the AP, the deletion notification includes a port number to be deleted by the AP currently; then, the updating module 507 deletes the port number from the port number list to update the port number list in real time; if the second receiving module 507 receives an increase notification sent by the AP, the increase notification includes a port number to be increased by the AP currently; the updating module 507 is further configured to add the port number to the port number list after the second receiving module receives the addition notification, so as to implement real-time updating of the port number list.
In the embodiment of the invention, after receiving a data packet, a modem parses the data packet, obtains a destination IP address and a destination port number contained in the data packet, and if the destination IP address is different from the IP address of the mobile terminal where the modem is located, sends a notification message to the corresponding sending end according to the source IP address contained in the data packet and discards the data packet, if the destination IP address is the same as the IP address of the mobile terminal where the modem is located, searches a destination port number in a port number list, if the destination port number is found in the port number list, sends a notification message to the corresponding sending end according to the source IP address contained in the data packet and discards the data packet, if the destination port number is found in the port number list, detects the current state of the AP, if the AP is in a dormant state, the AP is awakened, the data packet is sent to the AP after the AP is awakened, if the AP is in a working state, the data packet is directly sent to the AP and is processed by the AP, power consumption waste caused by the fact that the AP processes the garbage data packet can be effectively avoided, power consumption waste caused by the fact that the AP in a dormant state is awakened can be effectively avoided, and power consumption is effectively saved.
Referring to fig. 6, an embodiment of a structure of a system for reducing power consumption in an embodiment of the present invention includes:
AP601 , Modem602;
the AP601 includes a port number monitoring module 603 and a notification sending module 604, where the port number monitoring module 603 is configured to monitor a change of a port number of a transport layer of the AP, to obtain port number change information of the AP, and send the monitored port number change information to the modem by using the notification sending module 604, so that the modem can update a port number list according to the port number change information, where the port number list is a list including a port number currently used by the AP;
the Modem602 includes an updating module 507 and a second receiving module 506 described in the embodiment shown in fig. 5, and is similar to the contents described in the embodiment shown in fig. 5, and the Modem602 further includes a preprocessing module 603, where the second receiving module 506 is configured to receive port number change information sent by the notification sending module 604, the updating module 507 is configured to obtain a port number list including a port number currently used by the AP according to the port number change information, and the preprocessing module 603 is configured to process a received packet according to the port number list, and discard a packet whose destination port number is not included in the port number list. Specifically, the method comprises the following steps: if the second receiving module 506 receives the deletion notification sent by the AP, the deletion notification includes a port number to be deleted by the AP currently; the updating module 507 deletes the port number from the port number list to implement real-time updating of the port number list; if the second receiving module 506 receives an increase notification sent by the AP, the increase notification includes a port number to be currently increased by the AP; the update module adds the port number to the list of port numbers to enable real-time updating of the list of port numbers.
In an embodiment of the present invention, the preprocessing module 603 includes: first receiving module 401 and parsing module
402, a searching module 403, a discarding module 404, a detecting module 501, a waking-up sending module 502, a sending module 503, a judging module 504, a triggering module 505, and a feedback module 508. The method comprises the following specific steps:
a first receiving module 401, configured to receive a data packet;
an analyzing module 402, configured to analyze the data packet after the first receiving module 401 receives the data packet, and obtain a destination port number included in the data packet;
a searching module 403, configured to search a destination port number in a port number list after the destination port number is obtained by the parsing module 402, where the port number list is a list that includes a port number currently used by an application processor AP and is obtained according to port number change information sent by the AP;
a discarding module 404, configured to discard the data packet if the destination port number is not found in the port number list by the searching module.
In an embodiment of the present invention, the modem further includes:
a detecting module 501, configured to detect a current state of the AP after the searching module 403 searches the destination port number in the port number list;
a wake-up sending module 502, configured to wake up the AP if the detection module 501 determines that the current state of the AP is the sleep state, and send the data packet to the AP after waking up the AP;
a sending module 503, configured to send the data packet to the AP if the detecting module 501 determines that the current state of the AP is the working state.
A determining module 504, configured to determine, after the parsing module 402 obtains the destination IP address and the destination port number, whether the destination IP address is the same as an IP address of the mobile terminal where the modem is located; and a triggering module 505, configured to trigger the searching module if the determining module 504 determines that the destination IP address is the same as the IP address of the mobile terminal where the modem is located.
And the discarding module 404 is further configured to discard the data packet if the determining module 504 determines that the destination IP address is different from the IP address of the mobile terminal where the modem is located.
A feedback module 508, configured to send a notification message to a corresponding sending end according to a source IP address included in the data packet before the discarding module 404 discards the data packet, where the notification message is used to notify the sending end that an error occurs in the data packet sent by the sending end.
In the embodiment of the invention, the AP has a function of monitoring the change of the port number of the transmission layer of the AP, and the monitored change condition is sent to the modem, so that the modem can establish a port number list containing the port number currently used by the AP, and can use the port number list to process the received data packet, discard the data packet with the port number not in the port number list, effectively avoid the power consumption waste caused by the processing of garbage data packets by the AP, effectively avoid the power consumption waste caused by awakening the AP in a dormant state, and effectively save the power consumption.
Referring to fig. 7, an embodiment of modem receiving according to an embodiment of the present invention includes: a processor 701, a receiver 702, a transmitter 703, a memory 704;
wherein, the receiving device 702 is configured to receive a data packet;
the processor 701 is configured to, after the receiving apparatus receives the data packet, obtain a destination port number included in the data packet; searching a port number list, and judging whether a destination port number is contained in the port number list, wherein the port number list is a list containing a currently used port number of an Application Processor (AP) obtained according to port number change information sent by the AP; and in the event that it is determined that the destination port number is not included in the port number list, discarding the packet.
In the embodiment of the invention, the modem processes the data packet by using the port number list containing the port number currently used by the AP and discards the data packet of which the port number is not contained in the port number list, so that the power consumption waste caused by processing garbage data packets by the AP can be effectively avoided, the power consumption waste caused by awakening the AP in a dormant state can be effectively avoided, and the power consumption is effectively saved.
In order to better understand the technical solution in the embodiment of the present invention, the power consumption consumed when the method of the present invention and the method of the prior art are applied to perform packet processing respectively will be described below.
Fig. 9 is a current diagram of a modem when the modem shown in fig. 4, 5, or 7 is used to process a packet according to an embodiment of the present invention, and fig. 8 is a current diagram of an AP when the AP wakes up to process a packet by using a method in the prior art when the AP is in a sleep state according to an embodiment of the present invention. As can be seen from the two current diagrams of fig. 8 and 9, the current consumed in fig. 9 is obviously less than the current consumed in fig. 8, and the power consumption is saved by at least 20% to 30%, so that the data packet is preprocessed by using the technical scheme in the present application, and the waste of the power consumption can be effectively avoided.
It will be understood by those skilled in the art that all or part of the steps in the method for implementing the above embodiments may be implemented by hardware instructions related to a program, where the program may be stored in a computer readable storage medium, and the above mentioned storage medium may be a read-only memory, a magnetic or optical disk, etc.
While the method, system and modem for reducing power consumption provided by the present invention have been described in detail, those skilled in the art will appreciate that the various embodiments and applications of the invention are possible without departing from the spirit and scope of the invention.

Claims (1)

  1. Claims to follow
    1. A method for reducing power consumption, comprising:
    the modem receives the data packet;
    the modem analyzes the data packet and acquires a destination port number contained in the data packet; looking up the destination port number in a port number list according to an application processor
    The list which contains the port number currently used by the AP is obtained by the port number change information sent by the AP; and if the destination port number is not found in the port number list, discarding the data packet.
    2. The method of claim 1, further comprising: if the destination port number is found in the port number list, detecting the current state of the AP;
    if the current state of the AP is a dormant state, awakening the AP, and sending the data packet to the AP after awakening the AP;
    and if the current state of the AP is a working state, sending the data packet to the AP.
    3. The method according to claim 1 or 2, wherein the modem parses the packet, and the obtaining of the destination port number included in the packet specifically comprises:
    the modem analyzes the data packet and acquires a destination Internet Protocol (IP) address and a destination port number contained in the data packet;
    before looking up the destination port number in the port number list, the method further includes:
    judging whether the destination IP address is the same as the IP address of the mobile terminal where the modem is located; if the port number is the same as the destination port number, continuing to execute the step of searching the destination port number in the port number list; and if not, discarding the data packet.
    4. The method according to claim 1 or 2, wherein if the port number change information is a deletion notification, and the deletion notification includes a port number to be currently deleted by the AP, the method further comprises:
    receiving a deletion notification sent by the AP;
    deleting the port number included in the deletion notification from the port number list to realize real-time update of the port number list.
    5. The method according to claim 1 or 2, wherein if the port number change information is an increase notification, and the increase notification includes a port number to be currently increased by the AP, the method further comprises:
    receiving an increase notification sent by the AP;
    adding the port number included in the increase notification to the port number list to realize real-time update of the port number list.
    6. The method of claim 3, wherein said discarding said packet further comprises:
    and sending a notification message to a corresponding sending end according to the source IP address contained in the data packet, wherein the notification message is used for notifying the sending end that the data packet sent by the sending end has errors.
    7. A modem, comprising:
    the first receiving module is used for receiving the data packet;
    the analysis module is used for analyzing the data packet after the first receiving module receives the data packet, and acquiring a destination port number contained in the data packet;
    the searching module is used for searching the destination port number in a port number list after the analyzing module acquires the destination port number, wherein the port number list is a list which contains the port number currently used by the AP and is obtained according to the port number change information sent by the AP;
    a discarding module, configured to discard the data packet if the destination port number is not found in the port number list by the searching module.
    8. The modem of claim 7, further comprising: the detection module is used for detecting the current state of the AP if the destination port number is found in the port number list by the searching module;
    the device comprises a detection module used for detecting whether the current state of the AP is a dormant state or not, a wake-up sending module used for waking up the AP if the detection module determines that the current state of the AP is the dormant state and sending the data packet to the AP after waking up the AP, and a sending module used for sending the data packet to the AP if the detection module determines that the current state of the AP is a working state.
    9. The modem according to claim 7 or 8, wherein the parsing module is specifically configured to parse the packet, and obtain a destination internet protocol IP address and a destination port number included in the packet;
    the modem further includes: the judging module triggers the module;
    the judging module is used for judging whether the destination IP address is the same as the IP address of the mobile terminal where the modem is located after the destination IP address and the destination port number are obtained by the analyzing module; the triggering module is configured to trigger the searching module if the determining module determines that the destination IP address is the same as the IP address of the mobile terminal where the modem is located;
    and the discarding module is further configured to discard the data packet if the determining module determines that the destination IP address is different from the IP address of the mobile terminal where the modem is located.
    10. The modem of claim 9, wherein if the port number change information is a deletion notification, and the deletion notification includes a port number to be currently deleted by the AP, the modem further comprises:
    a second receiving module, configured to receive a deletion notification sent by the AP;
    an updating module, configured to delete the port number included in the deletion notification from the port number list after the second receiving module receives the deletion notification, so as to implement real-time update of the port number list.
    11. The modem according to claim 10, wherein if the port number change information is an increase notification, the increase notification includes a port number to be currently increased by the AP;
    the second receiving module is further configured to receive an increase notification sent by the AP;
    the updating module is further configured to add the port number included in the increase notification to the port number list after the second receiving module receives the increase notification, so as to implement real-time update of the port number list.
    12. The modem of claim 9, wherein the moedem further comprises: and a feedback module, configured to send a notification message to a corresponding sending end according to a source IP address included in the data packet before the discarding module discards the data packet, where the notification message is used to notify the sending end that an error occurs in the data packet sent by the sending end.
    13. A system for reducing power consumption, comprising:
    an application processor AP and a Modem Modem;
    the AP comprises a port number monitoring module and a notification sending module, wherein the port number monitoring module is used for monitoring the change of a port number of a transmission layer of the AP to obtain port number change information of the AP, and the notification sending module is used for sending the monitored port number change information to the modem, so that the modem can update a port number list according to the port number change information, and the port number list is a list containing the port number currently used by the AP; the modem comprises an updating module, a second receiving module and a preprocessing module, wherein the second receiving module is used for receiving the port number change information sent by the notification sending module, the updating module is used for obtaining a list containing the port number currently used by the AP according to the port number change information, and the preprocessing module is used for processing the received data packet according to the port number list and discarding the data packet of which the destination port number is not contained in the port number list.
    14. The system of claim 13, wherein the pre-processing module comprises: the first receiving module is used for receiving the data packet;
    the analysis module is used for analyzing the data packet after the first receiving module receives the data packet, and acquiring a destination port number contained in the data packet;
    the searching module is used for searching the destination port number in the port number list after the destination port number is acquired by the analyzing module;
    a discarding module, configured to discard the data packet if the destination port number is not found in the port number list by the searching module.
    15. The system of claim 14, wherein the preprocessing module further comprises: the detection module is used for detecting the current state of the AP if the destination port number is found in the port number list by the searching module;
    the device comprises a detection module used for detecting whether the current state of the AP is a dormant state or not, a wake-up sending module used for waking up the AP if the detection module determines that the current state of the AP is the dormant state and sending the data packet to the AP after waking up the AP, and a sending module used for sending the data packet to the AP if the detection module determines that the current state of the AP is a working state.
    16. The system according to claim 14 or 15, wherein the parsing module is specifically configured to parse the data packet, and obtain a destination internet protocol IP address and a destination port number included in the data packet;
    the preprocessing module further comprises: the device comprises a judging module and a triggering module;
    the judging module is used for judging whether the destination IP address is the same as the IP address of the mobile terminal where the modem is located after the destination IP address and the destination port number are obtained by the analyzing module; the triggering module is configured to trigger the searching module if the determining module determines that the destination IP address is the same as the IP address of the mobile terminal where the modem is located;
    and the discarding module is further configured to discard the data packet if the determining module determines that the destination IP address is different from the IP address of the mobile terminal where the modem is located.
    17. The system of claim 13, wherein: the port number change information is a deletion notification or an addition notification, the deletion notification includes a port number to be deleted currently by the AP, and the addition notification includes a port number to be added currently by the AP;
    the second receiving module is configured to receive a deletion notification sent by the AP;
    the updating module is configured to delete the port number from the port number list after the second receiving module receives the deletion notification, so as to implement real-time update of the port number list;
    the second receiving module is further configured to receive an increase notification sent by the AP;
    the updating module is further configured to add the port number to the port number list after the second receiving module receives the addition notification, so as to implement real-time update of the port number list.
    18. The system of claim 16, wherein the moedem further comprises: and a feedback module, configured to send a notification message to a corresponding sending end according to a source IP address included in the data packet before the discarding module discards the data packet, where the notification message is used to notify the sending end that an error occurs in the data packet sent by the sending end.
CN201380070980.6A 2013-11-06 2013-11-06 Method and system for reducing power consumption, and modem Pending CN104937877A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2013/086590 WO2015066849A1 (en) 2013-11-06 2013-11-06 Method and system for reducing power consumption, and modem

Publications (1)

Publication Number Publication Date
CN104937877A true CN104937877A (en) 2015-09-23

Family

ID=53040763

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201380070980.6A Pending CN104937877A (en) 2013-11-06 2013-11-06 Method and system for reducing power consumption, and modem

Country Status (2)

Country Link
CN (1) CN104937877A (en)
WO (1) WO2015066849A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106535307A (en) * 2016-10-31 2017-03-22 努比亚技术有限公司 Serial port sleeping method and terminal
CN106535306A (en) * 2016-10-31 2017-03-22 努比亚技术有限公司 Dormancy control method and terminal
CN106572521A (en) * 2016-10-31 2017-04-19 努比亚技术有限公司 Serial port awakening method and terminal

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060090023A1 (en) * 2004-10-26 2006-04-27 International Business Machines Corporation Computer and method for on-demand network access control
CN101902804A (en) * 2009-05-27 2010-12-01 宏碁股份有限公司 Wireless communication device and power saving method thereof and encapsulation packet filter method
CN102104565A (en) * 2009-12-17 2011-06-22 深圳富泰宏精密工业有限公司 Modem, and method for saving power
CN102158937A (en) * 2010-02-08 2011-08-17 三星电子株式会社 Apparatus and method for reducing power consumption using packet filtering in portable terminal
CN103283277A (en) * 2011-01-07 2013-09-04 高通股份有限公司 Downlink flow control using packet dropping to control transmission control protocol (tcp) layer throughput
CN104469901A (en) * 2013-09-17 2015-03-25 华为终端有限公司 Method and device for data processing

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6697330B1 (en) * 1999-11-26 2004-02-24 Hewlett-Packard Development Company L.P. Method and system for output flow control in network multiplexers
EP1300991A1 (en) * 2001-10-02 2003-04-09 Lucent Technologies Inc. A method for filtering redundant data packets
CN1306772C (en) * 2004-04-19 2007-03-21 中兴通讯股份有限公司 Access method of short packet data

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060090023A1 (en) * 2004-10-26 2006-04-27 International Business Machines Corporation Computer and method for on-demand network access control
CN101902804A (en) * 2009-05-27 2010-12-01 宏碁股份有限公司 Wireless communication device and power saving method thereof and encapsulation packet filter method
CN102104565A (en) * 2009-12-17 2011-06-22 深圳富泰宏精密工业有限公司 Modem, and method for saving power
CN102158937A (en) * 2010-02-08 2011-08-17 三星电子株式会社 Apparatus and method for reducing power consumption using packet filtering in portable terminal
CN103283277A (en) * 2011-01-07 2013-09-04 高通股份有限公司 Downlink flow control using packet dropping to control transmission control protocol (tcp) layer throughput
CN104469901A (en) * 2013-09-17 2015-03-25 华为终端有限公司 Method and device for data processing

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106535307A (en) * 2016-10-31 2017-03-22 努比亚技术有限公司 Serial port sleeping method and terminal
CN106535306A (en) * 2016-10-31 2017-03-22 努比亚技术有限公司 Dormancy control method and terminal
CN106572521A (en) * 2016-10-31 2017-04-19 努比亚技术有限公司 Serial port awakening method and terminal
CN106535307B (en) * 2016-10-31 2019-10-25 努比亚技术有限公司 A kind of serial ports dormancy method and terminal
CN106535306B (en) * 2016-10-31 2019-10-29 努比亚技术有限公司 A kind of dormancy control method and terminal
CN106572521B (en) * 2016-10-31 2020-04-10 努比亚技术有限公司 Serial port awakening method and terminal

Also Published As

Publication number Publication date
WO2015066849A1 (en) 2015-05-14

Similar Documents

Publication Publication Date Title
US9198217B2 (en) Method for maintaining connection between terminal and network server, terminal and network server
US9877283B2 (en) Method and terminal for reporting sensor data and terminal
US9444569B2 (en) Method to identify and differentiate background traffic
US8310969B2 (en) Mobile device and power saving method thereof
US9838509B2 (en) Data processing method and apparatus
EP3010289B1 (en) Method and apparatus for controlling signal transmission and computer program product
CN108541013B (en) Information processing method, device, mobile terminal and computer readable storage medium
WO2013091561A1 (en) Energy-saving method, device and communication terminal
CN110213758B (en) Data communication method based on Bluetooth Mesh, storage medium and electronic equipment
CN102017729A (en) Methods and apparatus for scanning for mesh nodes
WO2019007114A1 (en) Data transmission method and device
WO2019024931A1 (en) Power-saving processing method and apparatus, terminal device and computer-readable storage medium
EP3190771A1 (en) Method and device for managing instant communication application program, and mobile terminal thereof
CN104937877A (en) Method and system for reducing power consumption, and modem
EP2840838B1 (en) Network discovery method, access point, and terminal device
CN114980365A (en) WiFi keep-alive method, WiFi keep-alive device and WiFi chip
CN112004258B (en) Data acquisition method and communication device
CN103781124A (en) Mobile original data transmission method and user equipment
CN109845346A (en) A kind of method, sending device and the receiving device of wake on wireless equipment
CN109804646B (en) Selective reception of cell broadcast services
JP6590402B2 (en) Wireless node
WO2021143588A1 (en) Paging method and device
US10701630B2 (en) Reducing power consumption in wireless stations providing network connectivity for embedded devices
WO2021228074A1 (en) Information detection method, and information sending method, terminal, and network side device
CN109788534A (en) Communication means and communication device, access point apparatus and site apparatus

Legal Events

Date Code Title Description
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20171030

Address after: Metro Songshan Lake high tech Industrial Development Zone, Guangdong Province, Dongguan City Road 523808 No. 2 South Factory (1) project B2 -5 production workshop

Applicant after: HUAWEI terminal (Dongguan) Co., Ltd.

Address before: 518129 Guangdong city of Shenzhen province Bantian HUAWEI base in B District No. 2

Applicant before: Huawei Device Co., Ltd.

TA01 Transfer of patent application right
RJ01 Rejection of invention patent application after publication

Application publication date: 20150923

RJ01 Rejection of invention patent application after publication